Debian dla-3119 : expat - security update

high Nessus Plugin ID 165477

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Synopsis

The remote Debian host is missing a security-related update.

Description

The remote Debian 10 host has packages installed that are affected by a vulnerability as referenced in the dla-3119 advisory.

- ------------------------------------------------------------------------- Debian LTS Advisory DLA-3119-1 [email protected] https://www.debian.org/lts/security/ Thorsten Alteholz September 25, 2022 https://wiki.debian.org/LTS
- -------------------------------------------------------------------------

Package : expat Version : 2.2.6-2+deb10u5 CVE ID : CVE-2022-40674

Rhodri James discovered a heap use-after-free vulnerability in the doContent function in Expat, an XML parsing C library, which could result in denial of service or potentially the execution of arbitrary code, if a malformed XML file is processed.

For Debian 10 buster, this problem has been fixed in version 2.2.6-2+deb10u5.

We recommend that you upgrade your expat packages.

For the detailed security status of expat please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/expat

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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

Upgrade the expat packages.

Plugin Details

Severity: High

ID: 165477

File Name: debian_DLA-3119.nasl

Version: 1.5

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 9/26/2022

Updated: 1/22/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

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

CVSS Score Source: CVE-2022-40674

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:H/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:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:expat, p-cpe:/a:debian:debian_linux:libexpat1-dev, p-cpe:/a:debian:debian_linux:libexpat1

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 9/25/2022

Vulnerability Publication Date: 9/14/2022

Reference Information

CVE: CVE-2022-40674

Detections

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