Debian dsa-6377 : libapache2-mod-php8.4 - security update

medium Nessus Plugin ID 325109

Synopsis

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

Description

The remote Debian 13 host has packages installed that are affected by a vulnerability as referenced in the dsa-6377 advisory.

- ------------------------------------------------------------------------- Debian Security Advisory DSA-6377-1 [email protected] https://www.debian.org/security/ Moritz Muehlenhoff July 04, 2026 https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package : php8.4 CVE ID : CVE-2026-14355

It was discovered that a buffer overflow in the implementation of AES Key Wrap with Padding in the openssl extension of PHP, a widely-used open source general purpose scripting language, could result in memory corruption.

For the stable distribution (trixie), this problem has been fixed in version 8.4.23-1~deb13u1.

We recommend that you upgrade your php8.4 packages.

For the detailed security status of php8.4 please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/php8.4

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 libapache2-mod-php8.4 packages.

Plugin Details

Severity: Medium

ID: 325109

File Name: debian_DSA-6377.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Debian Local Security Checks

Published: 7/5/2026

Updated: 7/5/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.8

Percentile: 22.51

CVSS v2

Risk Factor: Medium

Base Score: 5.1

Temporal Score: 3.8

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

CVSS Score Source: CVE-2026-14355

CVSS v3

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 4.9

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:php8.4-phpdbg, p-cpe:/a:debian:debian_linux:php8.4-soap, p-cpe:/a:debian:debian_linux:php8.4-tidy, p-cpe:/a:debian:debian_linux:php8.4-pgsql, p-cpe:/a:debian:debian_linux:php8.4-curl, p-cpe:/a:debian:debian_linux:php8.4-zip, p-cpe:/a:debian:debian_linux:php8.4-cli, p-cpe:/a:debian:debian_linux:php8.4-opcache, p-cpe:/a:debian:debian_linux:php8.4-sybase, p-cpe:/a:debian:debian_linux:php8.4-gmp, p-cpe:/a:debian:debian_linux:php8.4-bcmath, p-cpe:/a:debian:debian_linux:php8.4-cgi, p-cpe:/a:debian:debian_linux:php8.4-gd, cpe:/o:debian:debian_linux:13.0, p-cpe:/a:debian:debian_linux:php8.4-odbc, p-cpe:/a:debian:debian_linux:php8.4-dev, p-cpe:/a:debian:debian_linux:php8.4-common, p-cpe:/a:debian:debian_linux:php8.4-sqlite3, p-cpe:/a:debian:debian_linux:libapache2-mod-php8.4, p-cpe:/a:debian:debian_linux:php8.4-mbstring, p-cpe:/a:debian:debian_linux:php8.4-ldap, p-cpe:/a:debian:debian_linux:php8.4, p-cpe:/a:debian:debian_linux:php8.4-interbase, p-cpe:/a:debian:debian_linux:php8.4-intl, p-cpe:/a:debian:debian_linux:php8.4-dba, p-cpe:/a:debian:debian_linux:php8.4-mysql, p-cpe:/a:debian:debian_linux:php8.4-snmp, p-cpe:/a:debian:debian_linux:php8.4-fpm, p-cpe:/a:debian:debian_linux:php8.4-enchant, p-cpe:/a:debian:debian_linux:php8.4-bz2, p-cpe:/a:debian:debian_linux:php8.4-xsl, p-cpe:/a:debian:debian_linux:libphp8.4-embed, p-cpe:/a:debian:debian_linux:php8.4-readline, p-cpe:/a:debian:debian_linux:php8.4-xml

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/4/2026

Vulnerability Publication Date: 7/3/2026

Reference Information

CVE: CVE-2026-14355

Detections

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