Bug 1190723 - (CVE-2020-20896) VUL-0: CVE-2020-20896: ffmpeg: An issue was discovered in function latm_write_packet in libavformat/latmenc.c
(CVE-2020-20896)
VUL-0: CVE-2020-20896: ffmpeg: An issue was discovered in function latm_write...
Status: RESOLVED FIXED
Classification: Novell Products
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents
unspecified
Other Other
: P3 - Medium : Normal
: ---
Assigned To: Security Team bot
Security Team bot
https://smash.suse.de/issue/310565/
CVSSv3.1:SUSE:CVE-2020-20896:6.5:(AV:...
:
Depends on:
Blocks:
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Reported: 2021-09-21 14:01 UTC by Alexander Bergmann
Modified: 2022-04-29 08:01 UTC (History)
6 users (show)

See Also:
Found By: Security Response Team
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---


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Description Alexander Bergmann 2021-09-21 14:01:33 UTC
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.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-20896
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20896
https://trac.ffmpeg.org/ticket/8273
https://git.ffmpeg.org/gitweb/ffmpeg.git/commit/dd01947397b98e94c3f2a79d5820aaf4594f4d3b
Comment 1 Alexander Bergmann 2021-09-22 13:50:11 UTC
Commit can be applied nicely to 3.4.2.
Comment 4 Swamp Workflow Management 2021-10-26 19:26:05 UTC
SUSE-SU-2021:3521-1: An update that fixes 12 vulnerabilities is now available.

Category: security (moderate)
Bug References: 1186756,1187852,1189166,1190718,1190719,1190722,1190723,1190726,1190729,1190733,1190734,1190735
CVE References: CVE-2020-20891,CVE-2020-20892,CVE-2020-20895,CVE-2020-20896,CVE-2020-20899,CVE-2020-20902,CVE-2020-22037,CVE-2020-35965,CVE-2021-3566,CVE-2021-38092,CVE-2021-38093,CVE-2021-38094
JIRA References: 
Sources used:
SUSE Linux Enterprise Workstation Extension 15-SP3 (src):    ffmpeg-3.4.2-11.17.1
SUSE Linux Enterprise Workstation Extension 15-SP2 (src):    ffmpeg-3.4.2-11.17.1
SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP3 (src):    ffmpeg-3.4.2-11.17.1
SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2 (src):    ffmpeg-3.4.2-11.17.1
SUSE Linux Enterprise Module for Desktop Applications 15-SP3 (src):    ffmpeg-3.4.2-11.17.1
SUSE Linux Enterprise Module for Desktop Applications 15-SP2 (src):    ffmpeg-3.4.2-11.17.1

NOTE: This line indicates an update has been released for the listed product(s). At times this might be only a partial fix. If you have questions please reach out to maintenance coordination.
Comment 5 Swamp Workflow Management 2021-10-26 19:34:18 UTC
openSUSE-SU-2021:3521-1: An update that fixes 12 vulnerabilities is now available.

Category: security (moderate)
Bug References: 1186756,1187852,1189166,1190718,1190719,1190722,1190723,1190726,1190729,1190733,1190734,1190735
CVE References: CVE-2020-20891,CVE-2020-20892,CVE-2020-20895,CVE-2020-20896,CVE-2020-20899,CVE-2020-20902,CVE-2020-22037,CVE-2020-35965,CVE-2021-3566,CVE-2021-38092,CVE-2021-38093,CVE-2021-38094
JIRA References: 
Sources used:
openSUSE Leap 15.3 (src):    ffmpeg-3.4.2-11.17.1
Comment 8 Gabriele Sonnu 2022-04-29 08:01:59 UTC
Done.