ffmpeg | branch: release/7.1 | Michael Niedermayer <mich...@niedermayer.cc> | Thu Dec 26 02:53:45 2024 +0100| [1646840988ed12aefc35ef283bb44f91df277ad9] | committer: Michael Niedermayer
avformat/wtvdec: Initialize buf ff_parse_mpeg2_descriptor() reads over what is initialized Fixes: use of uninitialized memory Fixes: 383825645/clusterfuzz-testcase-minimized-ffmpeg_dem_WTV_fuzzer-5144130618982400 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 17b019c517af26c6d2f0c6266938c60d36db1fa3) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1646840988ed12aefc35ef283bb44f91df277ad9 --- libavformat/wtvdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/wtvdec.c b/libavformat/wtvdec.c index 730c7fca78..21c9649869 100644 --- a/libavformat/wtvdec.c +++ b/libavformat/wtvdec.c @@ -833,7 +833,7 @@ static int parse_chunks(AVFormatContext *s, int mode, int64_t seekts, int *len_p int stream_index = ff_find_stream_index(s, sid); if (stream_index >= 0) { AVStream *st = s->streams[stream_index]; - uint8_t buf[258]; + uint8_t buf[258] = {0}; const uint8_t *pbuf = buf; int buf_size; _______________________________________________ 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".
