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AUSCERT External Security Bulletin Redistribution
ESB-2022.1672
xz-utils security update
19 April 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: xz-utils
Publisher: Debian
Operating System: Debian GNU/Linux
Resolution: Patch/Upgrade
CVE Names: CVE-2022-1271
Original Bulletin:
http://www.debian.org/security/2022/dsa-5123
Comment: CVSS (Max): 7.1 CVE-2022-1271 (CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H)
CVSS Source: Red Hat
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
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Debian Security Advisory DSA-5123-1 security@debian.org
https://www.debian.org/security/ Salvatore Bonaccorso
April 18, 2022 https://www.debian.org/security/faq
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Package : xz-utils
CVE ID : CVE-2022-1271
Debian Bug : 1009167
cleemy desu wayo reported that incorrect handling of filenames by xzgrep
in xz-utils, the XZ-format compression utilities, can result in
overwrite of arbitrary files or execution of arbitrary code if a file
with a specially crafted filename is processed.
For the oldstable distribution (buster), this problem has been fixed
in version 5.2.4-1+deb10u1.
For the stable distribution (bullseye), this problem has been fixed in
version 5.2.5-2.1~deb11u1.
We recommend that you upgrade your xz-utils packages.
For the detailed security status of xz-utils please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/xz-utils
Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/
Mailing list: debian-security-announce@lists.debian.org
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