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Fix OOB read in string::rfind

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epsilon 2026-05-27 12:50:40 +05:30
commit 1c78b63a7f
1 changed files with 2 additions and 3 deletions
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5
src/runtime/String.cpp
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@ -1061,11 +1061,10 @@ size_t String::rfind(String* str, size_t pos)
if (srcStrLen == 0)
return pos <= size ? pos : -1;
if (srcStrLen <= size) {
if (pos > size - srcStrLen)
pos = size - srcStrLen;
do {
bool same = true;
if (pos >= size) {
continue;
}
for (size_t k = 0; k < srcStrLen; k++) {
if (charAt(pos + k) != str->charAt(k)) {
same = false;