Fixes use of uninitialized value, reported by MSAN.
Found by OSS-Fuzz.
Signed-off-by: Kacper Michajłow <kaspe...@gmail.com>
---
libavformat/jpegxl_anim_dec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavformat/jpegxl_anim_dec.c b/libavformat/jpegxl_anim_dec.c
index ac95d3b961..2338a2e8c0 100644
--- a/libavformat/jpegxl_anim_dec.c
+++ b/libavformat/jpegxl_anim_dec.c
@@ -124,6 +124,8 @@ static int jpegxl_anim_read_header(AVFormatContext *s)
}
}
+ memset(head + headsize, 0, AV_INPUT_BUFFER_PADDING_SIZE);
+
/* offset in bits of the animation header */
ret = ff_jpegxl_parse_codestream_header(head, headsize, &meta, 0);
if (ret < 0 || meta.animation_offset <= 0)
--
2.43.0
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
To unsubscribe, visit link above, or email
ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
