Re: [FFmpeg-devel] [PATCH 1/4] avcodec/jpeg2000dec: clear pointer which become stale in get_ppt()

2020-06-01 Thread Michael Niedermayer
On Mon, Jun 01, 2020 at 12:10:54AM +0530, Gautam Ramakrishnan wrote: > On Sun, May 31, 2020 at 7:21 PM Michael Niedermayer > wrote: > > > > Fixes: use after free > > Fixes: > > 22484/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5671488765296640 > > > > Found-by: continuous

Re: [FFmpeg-devel] [PATCH 1/4] avcodec/jpeg2000dec: clear pointer which become stale in get_ppt()

2020-05-31 Thread Gautam Ramakrishnan
On Sun, May 31, 2020 at 7:21 PM Michael Niedermayer wrote: > > Fixes: use after free > Fixes: > 22484/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5671488765296640 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg >

Re: [FFmpeg-devel] [PATCH 1/4] avcodec/jpeg2000dec: clear pointer which become stale in get_ppt()

2020-05-31 Thread Gautam Ramakrishnan
On Sun, May 31, 2020 at 10:12 PM Michael Niedermayer wrote: > > On Sun, May 31, 2020 at 09:22:46PM +0530, Gautam Ramakrishnan wrote: > > On Sun, May 31, 2020 at 7:21 PM Michael Niedermayer > > wrote: > > > > > > Fixes: use after free > > > Fixes: > > >

Re: [FFmpeg-devel] [PATCH 1/4] avcodec/jpeg2000dec: clear pointer which become stale in get_ppt()

2020-05-31 Thread Michael Niedermayer
On Sun, May 31, 2020 at 09:22:46PM +0530, Gautam Ramakrishnan wrote: > On Sun, May 31, 2020 at 7:21 PM Michael Niedermayer > wrote: > > > > Fixes: use after free > > Fixes: > > 22484/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5671488765296640 > > > > Found-by: continuous

Re: [FFmpeg-devel] [PATCH 1/4] avcodec/jpeg2000dec: clear pointer which become stale in get_ppt()

2020-05-31 Thread Gautam Ramakrishnan
On Sun, May 31, 2020 at 7:21 PM Michael Niedermayer wrote: > > Fixes: use after free > Fixes: > 22484/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5671488765296640 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg >

[FFmpeg-devel] [PATCH 1/4] avcodec/jpeg2000dec: clear pointer which become stale in get_ppt()

2020-05-31 Thread Michael Niedermayer
Fixes: use after free Fixes: 22484/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5671488765296640 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/jpeg2000dec.c | 1 + 1