RHEL 8 : xz (RHSA-2022:4991)

high Nessus Plugin ID 162158

Synopsis

The remote Red Hat host is missing a security update for xz.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2022:4991 advisory.

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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL xz package based on the guidance in RHSA-2022:4991.

See Also

http://www.nessus.org/u?1c8b7f05

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2022:4991

https://bugzilla.redhat.com/show_bug.cgi?id=2073310

Plugin Details

Severity: High

ID: 162158

File Name: redhat-RHSA-2022-4991.nasl

Version: 1.13

Type: local

Agent: unix

Published: 6/13/2022

Updated: 11/7/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

CVSS Score Source: CVE-2022-1271

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:xz-lzma-compat, p-cpe:/a:redhat:enterprise_linux:xz-libs, cpe:/o:redhat:rhel_eus:8.6, p-cpe:/a:redhat:enterprise_linux:xz, p-cpe:/a:redhat:enterprise_linux:xz-devel, cpe:/o:redhat:enterprise_linux:8

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 6/13/2022

Vulnerability Publication Date: 4/19/2022

Reference Information

CVE: CVE-2022-1271

CWE: 1173

IAVA: 2024-A-0327

RHSA: 2022:4991