Re: [FFmpeg-devel] [PATCH 3/3] avformat/mxfdec: Reduce overflows in essence_length computation

2022-12-22 Thread Michael Niedermayer
On Wed, Nov 16, 2022 at 12:49:10PM +0100, Tomas Härdin wrote: > sön 2022-11-13 klockan 00:44 +0100 skrev Michael Niedermayer: > > Fixes: signed integer overflow: -3741319169 - 9223372036823449370 > > cannot be represented in type 'long' > > Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF

Re: [FFmpeg-devel] [PATCH 3/3] avformat/mxfdec: Reduce overflows in essence_length computation

2022-12-23 Thread Tomas Härdin
fre 2022-12-23 klockan 00:25 +0100 skrev Michael Niedermayer: > On Wed, Nov 16, 2022 at 12:49:10PM +0100, Tomas Härdin wrote: > > sön 2022-11-13 klockan 00:44 +0100 skrev Michael Niedermayer: > > > Fixes: signed integer overflow: -3741319169 - 9223372036823449370 > > > cannot be represented in type

Re: [FFmpeg-devel] [PATCH 3/3] avformat/mxfdec: Reduce overflows in essence_length computation

2022-12-23 Thread Michael Niedermayer
On Fri, Dec 23, 2022 at 12:47:02PM +0100, Tomas Härdin wrote: > fre 2022-12-23 klockan 00:25 +0100 skrev Michael Niedermayer: > > On Wed, Nov 16, 2022 at 12:49:10PM +0100, Tomas Härdin wrote: > > > sön 2022-11-13 klockan 00:44 +0100 skrev Michael Niedermayer: > > > > Fixes: signed integer overflow:

Re: [FFmpeg-devel] [PATCH 3/3] avformat/mxfdec: Reduce overflows in essence_length computation

2022-11-16 Thread Tomas Härdin
sön 2022-11-13 klockan 00:44 +0100 skrev Michael Niedermayer: > Fixes: signed integer overflow: -3741319169 - 9223372036823449370 > cannot be represented in type 'long' > Fixes: 51896/clusterfuzz-testcase-minimized-ffmpeg_dem_MXF_fuzzer- > 513039428681728 > > Found-by: continuous fuzzing process