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Bug #80182 Stack Overflow in Zend_compile.c zend_eval_const_expr
Submitted: 2020-10-04 01:05 UTC Modified: 2020-10-05 10:28 UTC
From: m dot aldofirmansyah at gmail dot com Assigned: cmb (profile)
Status: Duplicate Package: Scripting Engine problem
PHP Version: 8.0.0rc1 OS: Ubuntu 16.04.1
Private report: No CVE-ID: None
 [2020-10-04 01:05 UTC] m dot aldofirmansyah at gmail dot com
Description:
------------
When I'm fuzzing I found crashes and here is one of them

And here is the crash result from crashwalk and exploitable plugin

---CRASH SUMMARY---
Filename: /root/fuzzing-crash-file/php/fuzzing2/id:000012,sig:06,src:008295,op:havoc,rep:16
SHA1: 20523e8746cbbd1abec90de46d686e5b85e3fe61
Classification: EXPLOITABLE
Hash: 5104e526d3e39e337082a8c1aaf34e6b.a27eff695f3d05b2840927409286af1c
Command: /root/php/SRC/build/bin/php /root/fuzzing-crash-file/php/fuzzing2/id:000012,sig:06,src:008295,op:havoc,rep:16
Faulting Frame:
   zend_ast_get_lineno @ 0x0000000001e4b37b: in /root/php/SRC/build/bin/php
Disassembly:
Stack Head (1000 entries):
   zend_ast_get_lineno       @ 0x0000000001e4b37b: in /root/php/SRC/build/bin/php
   zend_compile_expr_inner   @ 0x0000000001ee407e: in /root/php/SRC/build/bin/php
   zend_compile_expr         @ 0x0000000001e44c7c: in /root/php/SRC/build/bin/php
   zend_compile_simple_var_n @ 0x0000000001e4d700: in /root/php/SRC/build/bin/php
   zend_compile_simple_var   @ 0x0000000001ee7055: in /root/php/SRC/build/bin/php
   zend_compile_var_inner    @ 0x0000000001ee66c0: in /root/php/SRC/build/bin/php
   zend_compile_var          @ 0x0000000001e4f714: in /root/php/SRC/build/bin/php
   zend_compile_expr_inner   @ 0x0000000001ee4a22: in /root/php/SRC/build/bin/php
   zend_compile_expr         @ 0x0000000001e44c7c: in /root/php/SRC/build/bin/php
   zend_compile_simple_var_n @ 0x0000000001e4d700: in /root/php/SRC/build/bin/php
   zend_compile_simple_var   @ 0x0000000001ee7055: in /root/php/SRC/build/bin/php
   zend_compile_var_inner    @ 0x0000000001ee66c0: in /root/php/SRC/build/bin/php
   zend_compile_var          @ 0x0000000001e4f714: in /root/php/SRC/build/bin/php
   zend_compile_expr_inner   @ 0x0000000001ee4a22: in /root/php/SRC/build/bin/php
   zend_compile_expr         @ 0x0000000001e44c7c: in /root/php/SRC/build/bin/php
   zend_compile_simple_var_n @ 0x0000000001e4d700: in /root/php/SRC/build/bin/php
Registers:
rax=0xffffffffffffff00 rbx=0x000000000497f560 rcx=0x00007f894e1987b8 rdx=0x0000000000000000 
rsi=0x0000000003461c00 rdi=0x0000000003470ae0 rbp=0x00007ffecec3f010 rsp=0x00007ffecec3efb0 
 r8=0x0000000004970600  r9=0x00000000000038dd r10=0x00007f8946ee1b00 r11=0x00007f8946ee1b58 
r12=0x00000ff128ddc36e r13=0x0000000000000018 r14=0x0000000000003400 r15=0x00007f8946ee1b70 
rip=0x0000000001e4b37b efl=0x0000000000010246  cs=0x0000000000000033  ss=0x000000000000002b 
 ds=0x0000000000000000  es=0x0000000000000000  fs=0x0000000000000000  gs=0x0000000000000000 
 k0=0x0000000000000000  k1=0x0000000000000000  k2=0x0000000000000000  k3=0x0000000000000000 
 k4=0x0000000000000000  k5=0x0000000000000000  k6=0x0000000000000000  k7=0x0000000000000000 
Extra Data:
   Description: Access violation during branch instruction
   Short description: BranchAv (4/22)
   Explanation: The target crashed on a branch instruction, which may indicate that the control flow is tainted.
---END SUMMARY---

Test script:
---------------
<?php $ÿ = [  ... ÿ,""+€> 4, !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!5];
$result = [0, ...$a, ...$b, 6 ,7];
?>

Actual result:
--------------
root@a9d591b2d92a:/root/php/# php poc2.php 
AddressSanitizer:DEADLYSIGNAL
=================================================================
==7405==ERROR: AddressSanitizer: stack-overflow on address 0x7ffc11265f38 (pc 0x000001ed3eea bp 0x7ffc11266820 sp 0x7ffc11265f40 T0)
    #0 0x1ed3ee9 in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9666
    #1 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #2 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #3 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #4 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #5 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #6 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #7 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #8 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #9 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #10 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #11 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #12 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #13 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #14 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #15 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #16 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #17 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #18 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #19 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #20 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #21 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #22 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #23 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #24 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #25 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #26 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #27 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #28 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #29 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #30 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #31 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #32 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #33 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #34 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #35 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #36 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #37 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #38 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #39 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #40 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #41 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #42 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #43 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #44 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #45 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #46 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #47 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #48 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #49 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #50 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #51 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #52 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #53 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #54 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #55 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #56 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #57 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #58 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #59 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #60 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #61 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #62 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #63 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #64 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #65 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #66 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #67 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #68 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #69 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #70 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #71 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #72 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #73 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #74 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #75 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #76 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #77 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #78 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #79 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #80 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #81 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #82 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #83 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #84 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #85 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #86 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #87 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #88 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #89 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #90 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #91 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #92 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #93 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #94 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #95 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #96 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #97 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #98 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #99 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #100 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #101 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #102 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #103 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #104 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #105 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #106 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #107 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #108 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #109 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #110 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #111 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #112 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #113 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #114 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #115 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #116 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #117 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #118 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #119 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #120 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #121 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #122 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #123 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #124 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #125 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #126 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #127 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #128 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #129 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #130 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #131 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #132 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #133 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #134 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #135 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #136 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #137 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #138 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #139 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #140 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #141 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #142 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #143 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #144 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #145 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #146 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #147 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #148 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #149 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #150 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #151 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #152 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #153 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #154 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #155 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #156 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #157 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #158 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #159 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #160 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #161 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #162 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #163 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #164 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #165 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #166 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #167 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #168 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #169 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #170 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #171 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #172 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #173 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #174 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #175 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #176 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #177 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #178 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #179 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #180 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #181 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #182 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #183 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #184 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #185 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #186 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #187 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #188 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #189 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #190 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #191 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #192 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #193 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #194 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #195 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #196 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #197 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #198 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #199 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #200 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #201 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #202 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #203 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #204 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #205 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #206 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #207 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #208 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #209 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #210 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #211 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #212 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #213 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #214 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #215 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #216 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #217 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #218 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #219 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #220 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #221 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #222 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #223 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #224 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #225 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #226 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #227 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #228 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #229 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #230 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #231 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #232 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #233 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #234 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #235 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #236 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #237 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #238 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #239 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #240 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #241 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #242 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #243 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #244 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #245 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #246 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #247 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
    #248 0x1ed540a in zend_eval_const_expr /root/php/SRC/Zend/zend_compile.c:9728:4
SUMMARY: AddressSanitizer: stack-overflow /root/php/SRC/Zend/zend_compile.c:9666 in zend_eval_const_expr
==7405==ABORTING

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AllCommentsChangesGit/SVN commitsRelated reports
 [2020-10-05 10:27 UTC] cmb@php.net
-Status: Open +Status: Not a bug -Type: Security +Type: Bug -Assigned To: +Assigned To: cmb
 [2020-10-05 10:27 UTC] cmb@php.net
This is basically a duplicate of bug #80183.
 [2020-10-05 10:28 UTC] cmb@php.net
-Status: Not a bug +Status: Duplicate -Package: Unknown/Other Function +Package: Scripting Engine problem
 
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