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fix #162: heap-buffer-overflow in fetch_interval_quantifier due to double PFETCH

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tabudz 2025-02-21 17:15:10 +08:00
parent 4366359e4e
commit f5d8d1d332
1 changed files with 1 additions and 1 deletions
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2
MdeModulePkg/Universal/RegularExpressionDxe/Oniguruma/regparse.c
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@ -4200,7 +4200,7 @@ fetch_interval_quantifier(UChar** src, UChar* end, PToken* tok, ScanEnv* env)
if (PEND) goto invalid;
PFETCH(c);
if (IS_SYNTAX_OP(env->syntax, ONIG_SYN_OP_ESC_BRACE_INTERVAL)) {
if (c != MC_ESC(env->syntax)) goto invalid;
if (c != MC_ESC(env->syntax) || PEND) goto invalid;
PFETCH(c);
}
if (c != '}') goto invalid;