Message ID | 20190925100120.12305-4-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | 972a0a818ff7a9b33c7f37e08783f4b6082f9aa2 |
Headers | show |
lgtm On 9/25/19, Michael Niedermayer <michael@niedermayer.cc> wrote: > Fixes: Infinite loop > Fixes: > 17611/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ACELP_KELVIN_fuzzer-5765134928052224 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/g729_parser.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/libavcodec/g729_parser.c b/libavcodec/g729_parser.c > index 5a57025d62..010f688104 100644 > --- a/libavcodec/g729_parser.c > +++ b/libavcodec/g729_parser.c > @@ -53,6 +53,12 @@ static int g729_parse(AVCodecParserContext *s1, > AVCodecContext *avctx, > s->duration = avctx->frame_size; > } > > + if (!s->block_size) { > + *poutbuf = buf; > + *poutbuf_size = buf_size; > + return buf_size; > + } > + > if (!s->remaining) > s->remaining = s->block_size; > if (s->remaining <= buf_size) { > -- > 2.23.0 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
On Wed, Sep 25, 2019 at 12:39:10PM +0200, Paul B Mahol wrote:
> lgtm
will apply
thx
[...]
diff --git a/libavcodec/g729_parser.c b/libavcodec/g729_parser.c index 5a57025d62..010f688104 100644 --- a/libavcodec/g729_parser.c +++ b/libavcodec/g729_parser.c @@ -53,6 +53,12 @@ static int g729_parse(AVCodecParserContext *s1, AVCodecContext *avctx, s->duration = avctx->frame_size; } + if (!s->block_size) { + *poutbuf = buf; + *poutbuf_size = buf_size; + return buf_size; + } + if (!s->remaining) s->remaining = s->block_size; if (s->remaining <= buf_size) {
Fixes: Infinite loop Fixes: 17611/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_ACELP_KELVIN_fuzzer-5765134928052224 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/g729_parser.c | 6 ++++++ 1 file changed, 6 insertions(+)