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Message-ID: <5296F8AC.7010501@redhat.com>
Date: Thu, 28 Nov 2013 01:02:52 -0700
From: Kurt Seifried <kseifried@...hat.com>
To: oss-security@...ts.openwall.com
CC: ffmpeg-security@...peg.org
Subject: Re: CVE Request: FFmpeg 2.1 multiple problems

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Ok tracked down who reported most of these, but two are still unknown:

https://github.com/FFmpeg/FFmpeg/commit/29ffeef5e73b8f41ff3a3f2242d356759c66f91f
    fixes a deadlock in h264 decoding
    https://trac.ffmpeg.org/ticket/2927 ami_stuff

https://github.com/FFmpeg/FFmpeg/commit/3819db745da2ac7fb3faacb116788c32f4753f34
    Fixes out of array (on heap) writes in rpza decoding
    https://trac.ffmpeg.org/ticket/2850 ami_stuff




https://github.com/FFmpeg/FFmpeg/commit/454a11a1c9c686c78aa97954306fb63453299760
    avcodec/dsputil: fix signedness in sizeof() comparissions leading
    to interger overflow and out of array accesses
Who reported this?




https://github.com/FFmpeg/FFmpeg/commit/547d690d676064069d44703a1917e0dab7e33445
    Fixes out of array (on heap) writes in ffv1 decoding
    https://trac.ffmpeg.org/ticket/2906 ami_stuff
    Found-by: ami_stuff

https://github.com/FFmpeg/FFmpeg/commit/780669ef7c23c00836a24921fcc6b03be2b8ca4a
    Fixes out of array write in jpeg2000 decoding
    https://trac.ffmpeg.org/ticket/3080 ami_stuff
    Found-by: ami_stuff

https://github.com/FFmpeg/FFmpeg/commit/821a5938d100458f4d09d634041b05c860554ce0
    Fix order of align and pixel size multiplication.
    Fixes out of array accesses in g2m4
    https://trac.ffmpeg.org/ticket/2922 ami_stuff
    Found-by: ami_stuff

https://github.com/FFmpeg/FFmpeg/commit/86736f59d6a527d8bc807d09b93f971c0fe0bb07
    avcodec/pngdsp: fix (un)signed type in end comparission
    Fixes out of array writes in png decoding
    https://trac.ffmpeg.org/ticket/2919 ami_stuff
    Found_by: ami_stuff

https://github.com/FFmpeg/FFmpeg/commit/880c73cd76109697447fbfbaa8e5ee5683309446
    avcodec/flashsv: check diff_start/height
    Fixes out of array accesses
    https://trac.ffmpeg.org/ticket/2844 ami_stuff
    Found-by: ami_stuff

https://github.com/FFmpeg/FFmpeg/commit/8bb11c3ca77b52e05a9ed1496a65f8a76e6e2d8f
    Check cdx/y values more carefully
    Fixes out of array accesses in jpeg2000 decoding
    https://trac.ffmpeg.org/ticket/2848 ami_stuff
    Found-by: Piotr Bandurski <ami_stuff@...pl>

https://github.com/FFmpeg/FFmpeg/commit/912ce9dd2080c5837285a471d750fa311e09b555
    fix dereferencing invalid pointers in jpeg2000 decoding
    Found-by: Laurent Butti <laurentb@...il.com>

https://github.com/FFmpeg/FFmpeg/commit/9a271a9368eaabf99e6c2046103acb33957e63b7
    jpeg2000: check log2_cblk dimensions
    Fixes out of array access
    https://trac.ffmpeg.org/ticket/2895 ami_stuff
    Found-by: Piotr Bandurski <ami_stuff@...pl>

https://github.com/FFmpeg/FFmpeg/commit/a1b9004b768bef606ee98d417bceb9392ceb788d
    avcodec/jpeg2000dec: fix context consistency with too large lowres
    Fixes out of array accesses in jpeg2000 decoding
    https://trac.ffmpeg.org/ticket/2898 ami_stuff



https://github.com/FFmpeg/FFmpeg/commit/b05cd1ea7e45a836f7f6071a716c38bb30326e0f
    ffv1dec: Check bits_per_raw_sample and colorspace for equality in
ver 0/1 headers
    prevents inconsistency and out of array write
Who reported this?




https://github.com/FFmpeg/FFmpeg/commit/cdd5df8189ff1537f7abe8defe971f80602cc2d2
    avfilter/vf_fps: make sure the fifo is not empty before using it
    fixes double free in the fps filter
    https://trac.ffmpeg.org/ticket/2905 Krieger

https://github.com/FFmpeg/FFmpeg/commit/e07ac727c1cc9eed39e7f9117c97006f719864bd
    fixes out of array access in g2m4
    https://trac.ffmpeg.org/ticket/2971 ami_stuff
    Found-by: ami_stuff

https://github.com/FFmpeg/FFmpeg/commit/f31011e9abfb2ae75bb32bc44e2c34194c8dc40a
    out of array write (on heap) in case of realloc failure
    https://trac.ffmpeg.org/ticket/2982 ami_stuff

https://github.com/FFmpeg/FFmpeg/commit/fe448cd28d674c3eff3072552eae366d0b659ce9
    avcodec/jpeg2000dec: prevent out of array accesses in pixel addressing
    https://trac.ffmpeg.org/ticket/2921 ami_stuff

can you let me know who reported those two?

- -- 
Kurt Seifried Red Hat Security Response Team (SRT)
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