From 42fc785e12cf08ab7561dc0ae4a6b8f21a414cc2 Mon Sep 17 00:00:00 2001 From: Philippe Antoine Date: Thu, 4 Jun 2026 09:59:35 +0200 Subject: [PATCH] fuzz/iprep: initialize to 0 buffer buffer before writing to it And make MSAN happy --- src/tests/fuzz/fuzz_iprep.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/tests/fuzz/fuzz_iprep.c b/src/tests/fuzz/fuzz_iprep.c index 102218f976..23d767d157 100644 --- a/src/tests/fuzz/fuzz_iprep.c +++ b/src/tests/fuzz/fuzz_iprep.c @@ -69,7 +69,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) size_t ipreplist_len = size - split2 - 1; /* Build the full signature string */ - char sig_buf[DETECT_MAX_RULE_SIZE]; + char sig_buf[DETECT_MAX_RULE_SIZE] = { 0 }; size_t sig_len = strlcat(sig_buf, "alert ip any any -> any any (iprep:", sizeof(sig_buf)); if (sig_len + kw_len >= DETECT_MAX_RULE_SIZE) { return 0;