SUSE SLES12 Security Update : expat (SUSE-SU-2022:0495-1)

critical Nessus Plugin ID 158181

Language:

Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:0495-1 advisory.

- Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES. (CVE-2022-23852)

- Expat (aka libexpat) before 2.4.4 has an integer overflow in the doProlog function. (CVE-2022-23990)

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

Solution

Update the affected expat, libexpat-devel, libexpat1 and / or libexpat1-32bit packages.

See Also

https://bugzilla.suse.com/1195054

https://bugzilla.suse.com/1195217

https://www.suse.com/security/cve/CVE-2022-23852

https://www.suse.com/security/cve/CVE-2022-23990

http://www.nessus.org/u?092aa570

Plugin Details

Severity: Critical

ID: 158181

File Name: suse_SU-2022-0495-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 2/19/2022

Updated: 11/8/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2022-23852

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:libexpat1-32bit, p-cpe:/a:novell:suse_linux:libexpat1, p-cpe:/a:novell:suse_linux:expat, p-cpe:/a:novell:suse_linux:libexpat-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/18/2022

Vulnerability Publication Date: 1/24/2022

Reference Information

CVE: CVE-2022-23852, CVE-2022-23990

SuSE: SUSE-SU-2022:0495-1