From c38fc1bb36597264840d96d7475b9891c61c5240 Mon Sep 17 00:00:00 2001 From: Hiroshi SHIBATA Date: Fri, 12 Apr 2024 15:01:47 +1000 Subject: [PATCH] Fix Use-After-Free issue for Regexp Co-authored-by: Isaac Peka <7493006+isaac-peka@users.noreply.github.com> --- regexec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/regexec.c b/regexec.c index ed1598c497187d..9e027d8f4e1306 100644 --- a/regexec.c +++ b/regexec.c @@ -3435,8 +3435,8 @@ match_at(regex_t* reg, const UChar* str, const UChar* end, CASE(OP_MEMORY_END_PUSH_REC) MOP_IN(OP_MEMORY_END_PUSH_REC); GET_MEMNUM_INC(mem, p); STACK_GET_MEM_START(mem, stkp); /* should be before push mem-end. */ - STACK_PUSH_MEM_END(mem, s); mem_start_stk[mem] = GET_STACK_INDEX(stkp); + STACK_PUSH_MEM_END(mem, s); MOP_OUT; JUMP;