$ ./mjs-bin poc5.js
AddressSanitizer:DEADLYSIGNAL
=================================================================
==30131==ERROR: AddressSanitizer: SEGV on unknown address 0x5566094be26e (pc 0x5566094be26e bp 0x7ffdf10f7230 sp 0x7ffdf10f6f18 T0)
==30131==The signal is caused by a WRITE memory access.
#0 0x5566094be26e /home/v/jse/mjs/mjs.c:7367:3
#1 0x5566094c74d4 in mjs_exec_internal /home/v/jse/mjs/mjs.c:9044:5
#2 0x5566094c7cb3 in mjs_exec_file /home/v/jse/mjs/mjs.c:9067:11
#3 0x5566094d95e8 in main /home/v/jse/mjs/mjs.c:11423:11
#4 0x7f0ca65acd8f in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /home/v/jse/mjs/mjs.c:7367:3
==30131==ABORTING
Environment
Ubuntu 22.04.3 LTS
Affected Version
MJS 2.20.0
Step to reproduce
Contents of PoCfile
ASAN Report