Debian DSA-5314-1 : emacs - security update

high Nessus Plugin ID 169946

Synopsis

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

Description

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dsa-5314 advisory.

It was discovered that missing input sanitising in the ctags functionality of Emacs may result in the execution of arbitrary shell commands. For the stable distribution (bullseye), this problem has been fixed in version 1:27.1+1-3.1+deb11u1. We recommend that you upgrade your emacs packages. For the detailed security status of emacs please refer to its security tracker page at: https://security- tracker.debian.org/tracker/emacs

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 emacs packages.

For the stable distribution (bullseye), this problem has been fixed in version 1

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1025009

https://security-tracker.debian.org/tracker/source-package/emacs

https://www.debian.org/security/2023/dsa-5314

https://security-tracker.debian.org/tracker/CVE-2022-45939

https://packages.debian.org/source/bullseye/emacs

Plugin Details

Severity: High

ID: 169946

File Name: debian_DSA-5314.nasl

Version: 1.1

Type: local

Agent: unix

Published: 1/12/2023

Updated: 1/24/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2022-45939

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/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:11.0, p-cpe:/a:debian:debian_linux:emacs-bin-common, p-cpe:/a:debian:debian_linux:emacs-nox, p-cpe:/a:debian:debian_linux:emacs-gtk, p-cpe:/a:debian:debian_linux:emacs, p-cpe:/a:debian:debian_linux:emacs-lucid, p-cpe:/a:debian:debian_linux:emacs-el, p-cpe:/a:debian:debian_linux:emacs-common

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/11/2023

Vulnerability Publication Date: 11/28/2022

Reference Information

CVE: CVE-2022-45939