Debian dsa-5999 : libjson-xs-perl - security update

high Nessus Plugin ID 264573

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Synopsis

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

Description

The remote Debian 12 / 13 host has a package installed that is affected by a vulnerability as referenced in the dsa-5999 advisory.

- ------------------------------------------------------------------------- Debian Security Advisory DSA-5999-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso September 11, 2025 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : libjson-xs-perl CVE ID : CVE-2025-40928

Michael Hudak discovered a flaw in libjson-xs-perl, a module for manipulating JSON-formatted data. An integer buffer overflow causing a segfault when parsing specially crafted JSON, may allow an attacker to mount a denial-of-service attack or cause other unspecified impact.

For the oldstable distribution (bookworm), this problem has been fixed in version 4.040-1~deb12u1.

For the stable distribution (trixie), this problem has been fixed in version 4.040-1~deb13u1.

We recommend that you upgrade your libjson-xs-perl packages.

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

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 this issue but has instead relied only on the application's self-reported version number.

Solution

Upgrade the libjson-xs-perl packages.

Plugin Details

Severity: High

ID: 264573

File Name: debian_DSA-5999.nasl

Version: 1.1

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 9/11/2025

Updated: 9/11/2025

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-2025-40928

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:libjson-xs-perl, cpe:/o:debian:debian_linux:12.0, cpe:/o:debian:debian_linux:13.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/11/2025

Vulnerability Publication Date: 9/8/2025

Reference Information

CVE: CVE-2025-40928

Detections

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