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Debian dsa-5863 : libtasn1-6 - security update

medium Nessus Plugin ID 215973

Synopsis

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

Description

The remote Debian 12 host has packages installed that are affected by a vulnerability as referenced in the dsa-5863 advisory.

 - ------------------------------------------------------------------------- Debian Security Advisory DSA-5863-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso February 10, 2025 https://www.debian.org/security/faq
 - -------------------------------------------------------------------------

 Package : libtasn1-6 CVE ID : CVE-2024-12133 Debian Bug : 1095406

 Bing Shi reported a flaw in Libtasn1, a library to manage ASN.1 structures. Inefficient processing of input DER data containing a large number of SEQUENCE OF or SET OF elements, may result in a denial of service.

 For the stable distribution (bookworm), this problem has been fixed in version 4.19.0-2+deb12u1.

 We recommend that you upgrade your libtasn1-6 packages.

 For the detailed security status of libtasn1-6 please refer to its security tracker page at:
 https://security-tracker.debian.org/tracker/libtasn1-6

 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 libtasn1-6 packages.

See Also

https://security-tracker.debian.org/tracker/source-package/libtasn1-6

https://security-tracker.debian.org/tracker/CVE-2024-12133

https://packages.debian.org/source/bookworm/libtasn1-6

Plugin Details

Severity: Medium

ID: 215973

File Name: debian_DSA-5863.nasl

Version: 1.1

Type: local

Agent: unix

Published: 2/10/2025

Updated: 2/10/2025

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

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2024-12133

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libtasn1-6, p-cpe:/a:debian:debian_linux:libtasn1-6-dev, p-cpe:/a:debian:debian_linux:libtasn1-doc, p-cpe:/a:debian:debian_linux:libtasn1-bin, 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: 2/10/2025

Vulnerability Publication Date: 2/10/2025

Reference Information

CVE: CVE-2024-12133