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Bug 781146 (CVE-2020-20891, CVE-2020-20892, CVE-2020-20896, CVE-2020-20898, CVE-2020-20902, CVE-2020-23906, CVE-2021-30123) - <media-video/ffmpeg-4.4: multiple vulnerabilities
Summary: <media-video/ffmpeg-4.4: multiple vulnerabilities
Status: IN_PROGRESS
Alias: CVE-2020-20891, CVE-2020-20892, CVE-2020-20896, CVE-2020-20898, CVE-2020-20902, CVE-2020-23906, CVE-2021-30123
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal major (vote)
Assignee: Gentoo Security
URL: https://git.videolan.org/?p=ffmpeg.gi...
Whiteboard: A2 [cleanup cve glsa+]
Keywords:
Depends on: 804318 782412 790590
Blocks:
  Show dependency tree
 
Reported: 2021-04-08 14:45 UTC by John Helmert III
Modified: 2021-11-10 23:33 UTC (History)
1 user (show)

See Also:
Package list:
media-video/ffmpeg-4.4-r1
Runtime testing required: ---


Attachments

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Description John Helmert III gentoo-dev Security 2021-04-08 14:45:31 UTC
CVE-2021-30123:

FFmpeg <=4.3 contains a buffer overflow vulnerability in libavcodec through a crafted file that may lead to remote code execution.


Patch at $URL but seems it's not part of any tag yet.
Comment 1 jospezial 2021-04-09 11:59:28 UTC
It is in just released 4.4 .
Comment 3 John Helmert III gentoo-dev Security 2021-04-09 14:17:22 UTC
(In reply to jospezial from comment #1)
> It is in just released 4.4 .

Thanks! Maintainers, please bump.
Comment 4 jospezial 2021-04-09 21:44:24 UTC
https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=ddb6d10608a9396bb123add897b15fe01538ce68
media-video/ffmpeg: bump to 4.4
Comment 5 Sam James archtester gentoo-dev Security 2021-04-09 22:06:46 UTC
(In reply to jospezial from comment #4)
> https://gitweb.gentoo.org/repo/gentoo.git/commit/
> ?id=ddb6d10608a9396bb123add897b15fe01538ce68
> media-video/ffmpeg: bump to 4.4

Thanks!
Comment 6 Agostino Sarubbo gentoo-dev 2021-05-12 07:58:39 UTC
amd64 stable
Comment 7 Agostino Sarubbo gentoo-dev 2021-05-12 20:12:37 UTC
x86 stable
Comment 8 Agostino Sarubbo gentoo-dev 2021-05-14 06:42:48 UTC
ppc64 stable
Comment 9 Sam James archtester gentoo-dev Security 2021-05-15 18:00:03 UTC
arm64 done
Comment 10 Sam James archtester gentoo-dev Security 2021-05-15 18:02:17 UTC
arm done
Comment 11 Sam James archtester gentoo-dev Security 2021-05-16 12:46:01 UTC
sparc done
Comment 12 Thomas Deutschmann gentoo-dev Security 2021-05-24 00:03:33 UTC
New GLSA request filed.
Comment 13 GLSAMaker/CVETool Bot gentoo-dev 2021-05-26 09:50:50 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).
Comment 14 Thomas Deutschmann gentoo-dev Security 2021-05-26 09:51:29 UTC
Re-opening for remaining architecture.
Comment 15 John Helmert III gentoo-dev Security 2021-05-30 16:20:12 UTC
Ping ppc
Comment 16 Sergei Trofimovich (RETIRED) gentoo-dev 2021-06-07 07:41:54 UTC
ppc stable

All arches done.
Comment 17 John Helmert III gentoo-dev Security 2021-06-09 04:29:33 UTC
Please cleanup.
Comment 18 NATTkA bot gentoo-dev 2021-07-10 17:32:31 UTC
Unable to check for sanity:

> no match for package: media-video/ffmpeg-4.4
Comment 19 John Helmert III gentoo-dev Security 2021-09-29 23:25:05 UTC
A few more we can add that will be fixed by this cleanup.

CVE-2020-20902:

A CWE-125: Out-of-bounds read vulnerability exists in long_term_filter function in g729postfilter.c in FFmpeg 4.2.1 during computation of the denominator of
pseudo-normalized correlation R'(0), that could result in disclosure of information.

CVE-2020-20896:

An issue was discovered in function latm_write_packet in libavformat/latmenc.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts due to a Null pointer dereference.

CVE-2020-20898:

Integer Overflow vulnerability in function filter16_prewitt in libavfilter/vf_convolution.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts.

CVE-2020-20891:

Buffer Overflow vulnerability in function config_input in libavfilter/vf_gblur.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts.

CVE-2020-20892:

An issue was discovered in function filter_frame in libavfilter/vf_lenscorrection.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts due to a division by zero.
Comment 20 John Helmert III gentoo-dev Security 2021-11-10 23:33:44 UTC
CVE-2020-23906:

FFmpeg N-98388-g76a3ee996b allows attackers to cause a denial of service (DoS) via a crafted audio file due to insufficient verification of data authenticity.