From d92e7b8fe46e450726106c7289d5ce36f6c3c611 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= Date: Tue, 26 Feb 2019 13:12:53 +0100 Subject: [PATCH] fuzz-lldp: avoid assertion failure on samples which dont fit in pipe Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=11603. --- src/fuzz/fuzz-lldp.c | 3 +++ src/fuzz/fuzz-lldp.options | 2 ++ 2 files changed, 5 insertions(+) create mode 100644 src/fuzz/fuzz-lldp.options diff --git a/src/fuzz/fuzz-lldp.c b/src/fuzz/fuzz-lldp.c index b9291d4783..7f252309cd 100644 --- a/src/fuzz/fuzz-lldp.c +++ b/src/fuzz/fuzz-lldp.c @@ -23,6 +23,9 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { _cleanup_(sd_event_unrefp) sd_event *e = NULL; _cleanup_(sd_lldp_unrefp) sd_lldp *lldp = NULL; + if (size > 2048) + return 0; + assert_se(sd_event_new(&e) == 0); assert_se(sd_lldp_new(&lldp) >= 0); assert_se(sd_lldp_set_ifindex(lldp, 42) >= 0); diff --git a/src/fuzz/fuzz-lldp.options b/src/fuzz/fuzz-lldp.options new file mode 100644 index 0000000000..60bd9b0b2f --- /dev/null +++ b/src/fuzz/fuzz-lldp.options @@ -0,0 +1,2 @@ +[libfuzzer] +max_len = 2048