ffmpeg | branch: master | Michael Niedermayer <[email protected]> | Fri Oct 2 14:59:13 2020 +0200| [3291d994b76db4b6e67c8467367ce68f79785e60] | committer: Michael Niedermayer
avcodec/dxtory: Fix negative stride shift in dx2_decode_slice_420() Fixes: left shift of negative value -640 Fixes: 26044/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DXTORY_fuzzer-5631057602543616 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Reviewed-by: Paul B Mahol <[email protected]> Signed-off-by: Michael Niedermayer <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3291d994b76db4b6e67c8467367ce68f79785e60 --- libavcodec/dxtory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/dxtory.c b/libavcodec/dxtory.c index bc95e0e7e1..7143a11e2e 100644 --- a/libavcodec/dxtory.c +++ b/libavcodec/dxtory.c @@ -717,7 +717,7 @@ static int dx2_decode_slice_420(GetBitContext *gb, AVFrame *frame, V[huvborder] = decode_sym(gb, lru[2]) ^ 0x80; } - Y += ystride << 1; + Y += ystride * 2; U += ustride; V += vstride; } _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
