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AUSCERT External Security Bulletin Redistribution
ESB-2022.2291
gzip security update
12 May 2022
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: gzip
Publisher: Red Hat
Operating System: Red Hat
Resolution: Patch/Upgrade
CVE Names: CVE-2022-1271
Original Bulletin:
https://access.redhat.com/errata/RHSA-2022:2191
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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Red Hat Security Advisory
Synopsis: Important: gzip security update
Advisory ID: RHSA-2022:2191-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:2191
Issue date: 2022-05-11
CVE Names: CVE-2022-1271
=====================================================================
1. Summary:
An update for gzip is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
3. Description:
The gzip packages contain the gzip (GNU zip) data compression utility. gzip
is used to compress regular files. It replaces them with files containing
the .gz extension, while retaining ownership modes, access, and
modification times.
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.
4. 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
5. Bugs fixed (https://bugzilla.redhat.com/):
2073310 - CVE-2022-1271 gzip: arbitrary-file-write vulnerability
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
gzip-1.5-11.el7_9.src.rpm
x86_64:
gzip-1.5-11.el7_9.x86_64.rpm
gzip-debuginfo-1.5-11.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
gzip-1.5-11.el7_9.src.rpm
x86_64:
gzip-1.5-11.el7_9.x86_64.rpm
gzip-debuginfo-1.5-11.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
gzip-1.5-11.el7_9.src.rpm
ppc64:
gzip-1.5-11.el7_9.ppc64.rpm
gzip-debuginfo-1.5-11.el7_9.ppc64.rpm
ppc64le:
gzip-1.5-11.el7_9.ppc64le.rpm
gzip-debuginfo-1.5-11.el7_9.ppc64le.rpm
s390x:
gzip-1.5-11.el7_9.s390x.rpm
gzip-debuginfo-1.5-11.el7_9.s390x.rpm
x86_64:
gzip-1.5-11.el7_9.x86_64.rpm
gzip-debuginfo-1.5-11.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
gzip-1.5-11.el7_9.src.rpm
x86_64:
gzip-1.5-11.el7_9.x86_64.rpm
gzip-debuginfo-1.5-11.el7_9.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2022-1271
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2022 Red Hat, Inc.
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