address security concerns in persistence

2026-07-29 15:23:05 +04:00 · 2022-04-13 22:45:43 +03:00
parent 03c9648f2e
commit 7daf84fb44
2 changed files with 22 additions and 1 deletions
@@ -817,7 +817,7 @@ char *FileStorage::Impl::gets(size_t maxCount) {
        int delta = (int) strlen(ptr);
        ofs += delta;
        maxCount -= delta;
-        if (ptr[delta - 1] == '\n' || maxCount == 0)
+        if (delta == 0 || ptr[delta - 1] == '\n' || maxCount == 0)
            break;
        if (delta == count)
            buffer.resize((size_t) (buffer.size() * 1.5));