DLA-3950-1: libarchive security update

DLA-3950-1, released November 11, 2024, fixes 1 CVE in libarchive (version 3.4.3-2+deb11u2). None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

High1 publicly disclosedUnsupported product

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

n/a

No CVSS score published

Highest EPSS

0.0285

86th percentile

Fixed package versions

Product	Release	Fixed in
libarchive	Debian 11.6 (bullseye)	3.4.3-2+deb11u2

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2021-36976	Libarchive Remote Code Execution Vulnerability	n/a	0.0285	DisclosedExploitation Less Likely

Also fixes CVE-2021-36976

KB5009557
Windows 10 Version 1809 for 32-bit Systems, Windows 10 Version 1809 for ARM64-based Systems, Windows 10 Version 1809 for x64-based Systems and 2 more
KB5009543
Windows 10 Version 20H2 for 32-bit Systems, Windows 10 Version 20H2 for ARM64-based Systems, Windows 10 Version 21H1 for 32-bit Systems and 6 more
KB5009555
Windows Server 2022, Windows Server 2022 (Server Core installation)
KB5009566
Windows 11 version 21H2 for ARM64-based Systems, Windows 11 version 21H2 for x64-based Systems
KB5009545
Windows 10 Version 1909 for 32-bit Systems, Windows 10 Version 1909 for ARM64-based Systems, Windows 10 Version 1909 for x64-based Systems
ALAS2023-2023-071
bsdcat, bsdcat-debuginfo, bsdcpio and 7 more on amzn 2023
libarchive-tools 3.4.0-2ubuntu1.1
libarchive-tools on Ubuntu 20.04 LTS (focal)
libarchive13 3.4.0-2ubuntu1.1
libarchive13 on Ubuntu 20.04 LTS (focal)

Vendor advisory

https://security-tracker.debian.org/tracker/CVE-2021-36976

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