From 1cb4ef526dd1e5f547d0354efb0831d07e967919 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Thu, 15 Jun 2017 01:26:01 +0200 Subject: [PATCH] avcodec/hevc_refs: Check nb_refs in add_candidate_ref() Fixes: runtime error: index 16 out of bounds for type 'int [16]' Fixes: 2209/clusterfuzz-testcase-minimized-5012343912136704 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/hevc_refs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/hevc_refs.c b/libavcodec/hevc_refs.c index f9818c958e..68c730edcc 100644 --- a/libavcodec/hevc_refs.c +++ b/libavcodec/hevc_refs.c @@ -431,7 +431,7 @@ static int add_candidate_ref(HEVCContext *s, RefPicList *list, { HEVCFrame *ref = find_ref_idx(s, poc); - if (ref == s->ref) + if (ref == s->ref || list->nb_refs >= HEVC_MAX_REFS) return AVERROR_INVALIDDATA; if (!ref) {