Debian dla-3472 : libx11-6 - security update

high Nessus Plugin ID 177636

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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-3472 advisory.

- ------------------------------------------------------------------------- Debian LTS Advisory DLA-3472-1 [email protected] https://www.debian.org/lts/security/ Adrian Bunk June 26, 2023 https://wiki.debian.org/LTS
- -------------------------------------------------------------------------

Package : libx11 Version : 2:1.6.7-1+deb10u3 CVE ID : CVE-2023-3138 Debian Bug : 1038133

Missing input validation in various functions may have resulted in denial of service in various functions provided by libx11, the X11 client-side library.

For Debian 10 buster, this problem has been fixed in version 2:1.6.7-1+deb10u3.

We recommend that you upgrade your libx11 packages.

For the detailed security status of libx11 please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/libx11

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 libx11-6 packages.

Plugin Details

Severity: High

ID: 177636

File Name: debian_DLA-3472.nasl

Version: 1.3

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 6/26/2023

Updated: 1/22/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2023-3138

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libx11-6, cpe:/o:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:libx11-data, p-cpe:/a:debian:debian_linux:libx11-xcb-dev, p-cpe:/a:debian:debian_linux:libx11-doc, p-cpe:/a:debian:debian_linux:libx11-xcb1, p-cpe:/a:debian:debian_linux:libx11-dev

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/26/2023

Vulnerability Publication Date: 6/16/2023

Reference Information

CVE: CVE-2023-3138

Detections

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