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AddressSanitizer: stack-overflow at mjs.c:14225
POCs: https://github.com/ntu-sec/pocs/blob/master/mjs-8d847f2/crashes/so_mjs.c%3A14225_1.js https://github.com/ntu-sec/pocs/blob/master/mjs-8d847f2/crashes/so_mjs.c%3A14225_2.js
ASAN output:
AddressSanitizer:DEADLYSIGNAL
=================================================================
==31959==ERROR: AddressSanitizer: stack-overflow on address 0x7ffd3bc1aef8 (pc 0x0000004d8a4c bp 0x7ffd3bc1b770 sp 0x7ffd3bc1af00 T0)
#0 0x4d8a4b in __asan_memcpy (/home/hongxu/FOT/mjs-asan/mjs.out+0x4d8a4b)
#1 0x544dc1 in mjs_mk_string /home/hongxu/FOT/mjs-asan/mjs.c:14225:9
#2 0x5436cb in mjs_get_own_property /home/hongxu/FOT/mjs-asan/mjs.c:12687:20
#3 0x545c5d in mjs_set_internal /home/hongxu/FOT/mjs-asan/mjs.c:12804:7
#4 0x534f61 in mjs_set /home/hongxu/FOT/mjs-asan/mjs.c:12772:10
#5 0x57bd68 in frozen_cb /home/hongxu/FOT/mjs-asan/mjs.c:12434:9
#6 0x54e48b in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6311:3
#7 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#8 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#9 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
...
#228 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#229 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#230 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#231 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#232 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#233 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#234 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#235 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#236 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#237 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#238 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#239 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#240 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#241 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#242 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#243 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#244 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#245 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#246 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#247 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
#248 0x54e858 in parse_array /home/hongxu/FOT/mjs-asan/mjs.c:6323:9
#249 0x54c4e1 in parse_value /home/hongxu/FOT/mjs-asan/mjs.c:6363:7
SUMMARY: AddressSanitizer: stack-overflow (/home/hongxu/FOT/mjs-asan/mjs.out+0x4d8a4b) in __asan_memcpy
==31959==ABORTING
Hi, This issue was assigned with CVE-2020-36366 & CVE-2020-18392. Was it ever addressed? Was it fixed? If so, in what commit?
Thanks in advance!!
