Message ID | 20201213003031.14698-2-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | ee50f727158095f77a4fdadd572e3bd59ac101f2 |
Headers | show |
Series | [FFmpeg-devel,1/5] avformat/voc_packet: Add a basic check on max_size | expand |
Context | Check | Description |
---|---|---|
andriy/x86_make | success | Make finished |
andriy/x86_make_fate | success | Make fate finished |
On Sun, Dec 13, 2020 at 01:30:28AM +0100, Michael Niedermayer wrote: > Fixes: OOM > Fixes: 23817/clusterfuzz-testcase-minimized-ffmpeg_BSF_H264_METADATA_fuzzer-6300869057576960 > Fixes: 28055/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-5706035297517568 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/h2645_parse.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) will apply [...]
diff --git a/libavcodec/h2645_parse.c b/libavcodec/h2645_parse.c index 0f98b49fbe..af0b594c20 100644 --- a/libavcodec/h2645_parse.c +++ b/libavcodec/h2645_parse.c @@ -467,7 +467,7 @@ int ff_h2645_packet_split(H2645Packet *pkt, const uint8_t *buf, int length, memset(pkt->nals + pkt->nals_allocated, 0, sizeof(*pkt->nals)); nal = &pkt->nals[pkt->nb_nals]; - nal->skipped_bytes_pos_size = 1024; // initial buffer size + nal->skipped_bytes_pos_size = FFMIN(1024, extract_length/3+1); // initial buffer size nal->skipped_bytes_pos = av_malloc_array(nal->skipped_bytes_pos_size, sizeof(*nal->skipped_bytes_pos)); if (!nal->skipped_bytes_pos) return AVERROR(ENOMEM);
Fixes: OOM Fixes: 23817/clusterfuzz-testcase-minimized-ffmpeg_BSF_H264_METADATA_fuzzer-6300869057576960 Fixes: 28055/clusterfuzz-testcase-minimized-ffmpeg_BSF_TRACE_HEADERS_fuzzer-5706035297517568 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/h2645_parse.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)