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Bug#904123: mpv: Screenshot always crashes with Segmentation fault



Control: reassign -1 src:ffmpeg 7:3.4.3-1
Control: found -1 7:3.2.11-1~deb9u1
Control: fixed -1 7:4.0-1
Control: tags -1 fixed-upstream

Hi,

On 21/07/18 14:54, S Andreason wrote:
> James Cowgill wrote:
>> Can you confirm that it's this bug you're seeing?
>> https://github.com/mpv-player/mpv/issues/5989
>>
>> The segfault should only happen for PNG screenshots and not JPEG
>> screenshots.
>>
>> If so then yes it's an FFmpeg bug. It should be fixed when 3.2.12 is
>> uploaded. AFAIKT, 3.4.3 in testing is also affected, but the 4.0 branch
>> (including 4.0.1 in unstable) is not.
>>
>>
> 
> Hi James,
> Yes my backtrace looks like the same bug.
> 
> Thread 1 "mpv" received signal SIGSEGV, Segmentation fault.
> 0xb6ea4240 in avcodec_find_best_pix_fmt_of_list ()
>    from /usr/lib/i386-linux-gnu/libavcodec.so.57
> (gdb) bt
> #0  0xb6ea4240 in avcodec_find_best_pix_fmt_of_list ()
>    from /usr/lib/i386-linux-gnu/libavcodec.so.57
> #1  0x004c3bbd in ?? ()
> 
> No debug symbols installed to see anything further.
> Thank you for the info. Is there anyplace I can visit to see current
> status, or expected time for updates?

Thanks.

This page has most of the public information about ffmpeg (although it's
geared up for developers):
https://tracker.debian.org/pkg/ffmpeg

There isn't really an expected time for the update. It will get updated
when I get around to preparing the update and the security team
processes it.

James

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