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RHEL 9: RHSA-2022-4940-01 Important: XZ Arbitrary File Write Issue

red hat
Calendar Grey June 8, 2022
Dist Redhat Esm H88
Red Hat rolls out significant xz patch for Enterprise Linux 9 to fix arbitrary file write vulnerability. Discover more.
An update for xz is now available for Red Hat Enterprise Linux 9

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

XZ Utils is an integrated collection of user-space file compression utilities based on the Lempel-Ziv-Markov chain algorithm (LZMA), which performs lossless data compression. The algorithm provides a high compression ratio while keeping the decompression time short.
Security Fix(es):
* gzip: arbitrary-file-write vulnerability (CVE-2022-1271)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat software update compression Important arbitrary-file-write XZ

References

https://access.redhat.com/security/cve/CVE-2022-1271 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 9):
aarch64: xz-debuginfo-5.2.5-8.el9_0.aarch64.rpm xz-debugsource-5.2.5-8.el9_0.aarch64.rpm xz-devel-5.2.5-8.el9_0.aarch64.rpm xz-libs-debuginfo-5.2.5-8.el9_0.aarch64.rpm xz-lzma-compat-5.2.5-8.el9_0.aarch64.rpm xz-lzma-compat-debuginfo-5.2.5-8.el9_0.aarch64.rpm
ppc64le: xz-debuginfo-5.2.5-8.el9_0.ppc64le.rpm xz-debugsource-5.2.5-8.el9_0.ppc64le.rpm xz-devel-5.2.5-8.el9_0.ppc64le.rpm xz-libs-debuginfo-5.2.5-8.el9_0.ppc64le.rpm xz-lzma-compat-5.2.5-8.el9_0.ppc64le.rpm xz-lzma-compat-debuginfo-5.2.5-8.el9_0.ppc64le.rpm
s390x: xz-debuginfo-5.2.5-8.el9_0.s390x.rpm xz-debugsource-5.2.5-8.el9_0.s390x.rpm xz-devel-5.2.5-8.el9_0.s390x.rpm xz-libs-debuginfo-5.2.5-8.el9_0.s390x.rpm xz-lzma-compat-5.2.5-8.el9_0.s390x.rpm xz-lzma-compat-debuginfo-5.2.5-8.el9_0.s390x.rpm
x86_64: xz-debuginfo-5.2.5-8.el9_0.i686.rpm xz-debuginfo-5.2.5-8.el9_0.x86_64.rpm xz-debugsource-5.2.5-8.el9_0.i686.rpm xz-debugsource-5.2.5-8.el9_0.x86_64.rpm xz-devel-5.2.5-8.el9_0.i686.rpm xz-devel-5.2.5-8.el9_0.x86_64.rpm xz-libs-debuginfo-5.2.5-8.el9_0.i686.rpm xz-libs-debuginfo-5.2.5-8.el9_0.x86_64.rpm xz-lzma-compat-5.2.5-8.el9_0.x86_64.rpm xz-lzma-compat-debuginfo-5.2.5-8.el9_0.i686.rpm xz-lzma-compat-debuginfo-5.2.5-8.el9_0.x86_64.rpm


Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:4940-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:4940
Issue date: 2022-06-08

Topic

An update for xz is now available for Red Hat Enterprise Linux 9.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat software update compression Important arbitrary-file-write XZ

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 9) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2073310 - CVE-2022-1271 gzip: arbitrary-file-write vulnerability

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