Fixes:OOM Fixes:out of array access (no testcase) Fixes: 48567/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_XPM_fuzzer-6573323838685184
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/xpmdec.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/xpmdec.c b/libavcodec/xpmdec.c index ff1f51dd32..504cc47d8f 100644 --- a/libavcodec/xpmdec.c +++ b/libavcodec/xpmdec.c @@ -356,6 +356,9 @@ static int xpm_decode_frame(AVCodecContext *avctx, AVFrame *p, size *= 4; + if (size > SIZE_MAX) + return AVERROR(ENOMEM); + ptr += mod_strcspn(ptr, ",") + 1; if (end - ptr < 1) return AVERROR_INVALIDDATA; -- 2.17.1 _______________________________________________ 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".
