Debian dla-4321 : libcrypto1.1-udeb - security update

high Nessus Plugin ID 266462

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 dla-4321 advisory.

- ------------------------------------------------------------------------- Debian LTS Advisory DLA-4321-1 [email protected] https://www.debian.org/lts/security/ Emilio Pozuelo Monfort October 03, 2025 https://wiki.debian.org/LTS
- -------------------------------------------------------------------------

Package : openssl Version : 1.1.1w-0+deb11u4 CVE ID : CVE-2025-9230

Stanislav Fort discovered an out of bounds read and write issue when decrypting CMS messages that were encrypted using password based encryption.

For Debian 11 bullseye, this problem has been fixed in version 1.1.1w-0+deb11u4.

We recommend that you upgrade your openssl packages.

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

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 libcrypto1.1-udeb packages.

Plugin Details

Severity: High

ID: 266462

File Name: debian_DLA-4321.nasl

Version: 1.1

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 10/3/2025

Updated: 10/3/2025

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.1

Temporal Score: 5.3

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

CVSS Score Source: CVE-2025-9230

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: cpe:/o:debian:debian_linux:11.0, p-cpe:/a:debian:debian_linux:libssl-dev, p-cpe:/a:debian:debian_linux:openssl, p-cpe:/a:debian:debian_linux:libssl-doc, p-cpe:/a:debian:debian_linux:libcrypto1.1-udeb, p-cpe:/a:debian:debian_linux:libssl1.1, p-cpe:/a:debian:debian_linux:libssl1.1-udeb

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/3/2025

Vulnerability Publication Date: 9/30/2025

Reference Information

CVE: CVE-2025-9230

IAVA: 2025-A-0716

Detections

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