Bug 763315 – <media-video/ffmpeg-4.3.2: Multiple vulnerabilities (CVE-2020-{35964,35965})

• Status: RESOLVED FIXED
• Product: Gentoo Security

[Description Sam James 2021-01-03 19:53:46 UTC]

Description:
"track_header in libavformat/vividas.c in FFmpeg 4.3.1 has an out-of-bounds write because of incorrect extradata packing."

[Comment 1 Sam James 2021-01-04 01:52:36 UTC]

* CVE-2020-35965

Description:
"decode_frame in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of an integer overflow when attempting to operate on data locations outside of an OpenEXR image."

Patch: https://github.com/FFmpeg/FFmpeg/commit/b0a8b40294ea212c1938348ff112ef1b9bf16bb3

[Comment 2 Larry the Git Cow 2021-02-22 07:25:01 UTC]

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=eea9d1778f1da14be9293fd1a85b20cdd1c9666c

commit eea9d1778f1da14be9293fd1a85b20cdd1c9666c
Author:     Sam James <[e-mail]>
AuthorDate: 2021-02-22 05:35:25 +0000
Commit:     Sam James <[e-mail]>
CommitDate: 2021-02-22 07:23:51 +0000

    media-video/ffmpeg: (security) bump to 4.3.2
    
    Bug: https://bugs.gentoo.org/763315
    Package-Manager: Portage-3.0.14, Repoman-3.0.2
    Signed-off-by: Sam James <[e-mail]>

 media-video/ffmpeg/Manifest            |   1 +
 media-video/ffmpeg/ffmpeg-4.3.2.ebuild | 557 +++++++++++++++++++++++++++++++++
 2 files changed, 558 insertions(+)

[addCollapseLink(3, 1, 'Toggle comment display'); Comment 3 NATTkA bot 2021-02-22 07:33:49 UTC Comment hidden (obsolete)]

Sanity check failed:

> media-video/ffmpeg-4.3.2
>   depend amd64 dev profile default/linux/amd64/17.0/x32 (1 total)
>     media-sound/sndio:=[abi_x86_32(-),abi_x86_64(-),abi_x86_x32(-)]
>   depend amd64 stable profile default/linux/amd64/17.1 (12 total)
>     media-sound/sndio:=[abi_x86_32(-),abi_x86_64(-)]
>   depend amd64 stable profile default/linux/amd64/17.1/no-multilib (3 total)
>     media-sound/sndio:=[abi_x86_64(-)]
>   rdepend amd64 dev profile default/linux/amd64/17.0/x32 (1 total)
>     media-sound/sndio:=[abi_x86_32(-),abi_x86_64(-),abi_x86_x32(-)]
>   rdepend amd64 stable profile default/linux/amd64/17.1 (12 total)
>     media-sound/sndio:=[abi_x86_32(-),abi_x86_64(-)]
>   rdepend amd64 stable profile default/linux/amd64/17.1/no-multilib (3 total)
>     media-sound/sndio:=[abi_x86_64(-)]
>   depend arm stable profile default/linux/arm/17.0 (37 total)
>     media-sound/sndio:=
>   depend arm dev profile default/linux/arm/17.0/armv4 (37 total)
>     media-sound/sndio:=
>   rdepend arm stable profile default/linux/arm/17.0 (37 total)
>     media-sound/sndio:=
>   rdepend arm dev profile default/linux/arm/17.0/armv4 (37 total)
>     media-sound/sndio:=
>   depend x86 stable profile default/linux/x86/17.0 (11 total)
>     media-sound/sndio:=[abi_x86_32(-)]
>   rdepend x86 stable profile default/linux/x86/17.0 (11 total)
>     media-sound/sndio:=[abi_x86_32(-)]

[Comment 4 Sergei Trofimovich (RETIRED) 2021-02-25 08:54:45 UTC]

ppc/ppc64/sparc stable

[Comment 5 Agostino Sarubbo 2021-02-26 08:09:33 UTC]

x86 stable

[Comment 6 Mikle Kolyada (RETIRED) 2021-02-26 08:48:57 UTC]

amd64 stable

[addCollapseLink(7, 1, 'Toggle comment display'); Comment 7 NATTkA bot 2021-02-26 14:29:07 UTC Comment hidden (obsolete)]

Unable to check for sanity:

> no match for package: media-sound/sndio-1.7.0

[Comment 8 Sam James 2021-02-26 21:57:04 UTC]

arm64 done

[Comment 9 Sam James 2021-03-29 14:49:48 UTC]

arm done

all arches done

[Comment 10 Sam James 2021-03-29 15:27:37 UTC]

Please cleanup.

[Comment 11 Thomas Deutschmann (RETIRED) 2021-05-24 00:06:30 UTC]

Added to an existing GLSA request.

[Comment 12 GLSAMaker/CVETool Bot 2021-05-26 09:50:47 UTC]

This issue was resolved and addressed in
 GLSA 202105-24 at https://security.gentoo.org/glsa/202105-24
by GLSA coordinator Thomas Deutschmann (whissi).