ffmpeg | branch: release/4.3 | Michael Niedermayer <mich...@niedermayer.cc> | Sun Nov 3 20:54:29 2024 +0100| [33a45199aa5f8f96641e25f4eb0f6ac2049ef99f] | committer: Michael Niedermayer
avformat/vividas: Check avio_read() for failure Fixes: use of uninitialized value (untested) Fixes: 42537627/clusterfuzz-testcase-minimized-fuzzer_loadfile_direct-5505802505355264 Found-by: ossfuzz Reported-by: Kacper Michajlow Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 96d45c3b212689f82bff2530c3637405df9e9369) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=33a45199aa5f8f96641e25f4eb0f6ac2049ef99f --- libavformat/vividas.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavformat/vividas.c b/libavformat/vividas.c index 74d92aae77..1dfaaa7af6 100644 --- a/libavformat/vividas.c +++ b/libavformat/vividas.c @@ -561,7 +561,8 @@ static int viv_read_header(AVFormatContext *s) v = avio_r8(pb); avio_seek(pb, v, SEEK_CUR); - avio_read(pb, keybuffer, 187); + if (avio_read(pb, keybuffer, 187) != 187) + return AVERROR_INVALIDDATA; key = decode_key(keybuffer); viv->sb_key = key; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
