Debian dsa-5979 : libxslt1-dev - security update

high Nessus Plugin ID 252283

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Synopsis

The remote Debian host is missing one or more security-related updates.

Description

The remote Debian 12 / 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5979 advisory.

- ------------------------------------------------------------------------- Debian Security Advisory DSA-5979-1 [email protected] https://www.debian.org/security/ Aron Xu August 19, 2025 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : libxslt CVE ID : CVE-2023-40403 CVE-2025-7424 Debian Bug : 1108074 1109123

Two vunlerabilities were found in libxslt, the XSLT 1.0 processing library, which may lead to information disclosure and DoS attack.

CVE-2023-40403

Information disclosure with weak memory handling of generated-id()

CVE-2025-7424

Type confusion in xmlNode.psvi between stylesheet and source nodes, which may allow an attacker to crash the application or corrupt memory.

For the oldstable distribution (bookworm), these problems have been fixed in version 1.1.35-1+deb12u2.

For the stable distribution (trixie), these problems have been fixed in version 1.1.35-1.2+deb13u1.

We recommend that you upgrade your libxslt packages.

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

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

Mailing list: [email protected]

Tenable has extracted the preceding description block directly from the Debian security advisory.

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

Solution

Upgrade the libxslt1-dev packages.

Plugin Details

Severity: High

ID: 252283

File Name: debian_DSA-5979.nasl

Version: 1.1

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 8/19/2025

Updated: 8/19/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2023-40403

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

CVSS Score Source: CVE-2025-7424

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libxslt1-dev, p-cpe:/a:debian:debian_linux:xsltproc, cpe:/o:debian:debian_linux:13.0, p-cpe:/a:debian:debian_linux:libxslt1.1, cpe:/o:debian:debian_linux:12.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/19/2025

Vulnerability Publication Date: 9/26/2023

Reference Information

CVE: CVE-2023-40403, CVE-2025-7424

Detections

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