PR #20670 opened by michaelni URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20670 Patch URL: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/20670.patch
Fixes: use of uninitialized memory Fixes: 449549597/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VVC_fuzzer-5600497089445888 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <[email protected]> >From b8be9468dc6fb2baa880c45c2e89ab04d056c1c8 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer <[email protected]> Date: Wed, 8 Oct 2025 17:21:31 +0200 Subject: [PATCH] avcodec/vvc/dec: Always clear tab in tl_create() Fixes: use of uninitialized memory Fixes: 449549597/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_VVC_fuzzer-5600497089445888 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <[email protected]> --- libavcodec/vvc/dec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/vvc/dec.c b/libavcodec/vvc/dec.c index b31fceef40..9b738b8a44 100644 --- a/libavcodec/vvc/dec.c +++ b/libavcodec/vvc/dec.c @@ -86,7 +86,7 @@ static int tl_create(TabList *l) for (int i = 0; i < l->nb_tabs; i++) { Tab *t = l->tabs + i; - *t->tab = l->zero ? av_mallocz(t->size) : av_malloc(t->size); + *t->tab = av_mallocz(t->size); if (!*t->tab) return AVERROR(ENOMEM); } -- 2.49.1 _______________________________________________ ffmpeg-devel mailing list -- [email protected] To unsubscribe send an email to [email protected]
