Fixes: out of array read Fixes: 68939/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SMC_fuzzer-587804104884224
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/smcenc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/smcenc.c b/libavcodec/smcenc.c index 789aef4f770..d70cce900ec 100644 --- a/libavcodec/smcenc.c +++ b/libavcodec/smcenc.c @@ -537,6 +537,9 @@ static int smc_encode_frame(AVCodecContext *avctx, AVPacket *pkt, uint8_t *pal; int ret; + if (avctx->width < 4) + return AVERROR_PATCHWELCOME; + ret = ff_alloc_packet(avctx, pkt, 8LL * avctx->height * avctx->width); if (ret < 0) return ret; -- 2.45.2 _______________________________________________ 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".
