Debian dla-4722 : redis - security update

high Nessus Plugin ID 333161

Synopsis

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

Description

The remote Debian 11 / 12 host has packages installed that are affected by a vulnerability as referenced in the dla-4722 advisory.

- ------------------------------------------------------------------------- Debian LTS Advisory DLA-4722-1 [email protected] https://www.debian.org/lts/security/ Chris Lamb August 06, 2026 https://wiki.debian.org/LTS
- -------------------------------------------------------------------------

Package : redis Version : 5:5.0.14-1+deb10u11 CVE ID : CVE-2026-66373

It was discovered that there was a potential remote-code vulnerability in Redis, the key-value database.

CVE-2026-66373

In the unusual case where an authenticated attacker could execute the `RESTORE` command, a malicious `RESTORE` payload could have resulted in a double-free.

For Debian 11 bullseye, this problem has been fixed in version 5:6.0.16-1+deb11u9.

For Debian 12 bookworm, this problem has been fixed in version 5:7.0.15-1~deb12u9.

We recommend that you upgrade your redis packages.

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

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 redis packages.

Plugin Details

Severity: High

ID: 333161

File Name: debian_DLA-4722.nasl

Version: 1.1

Type: Local

Agent: unix

Family: Debian Local Security Checks

Published: 8/6/2026

Updated: 8/6/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.14

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-2026-66373

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:11.0, cpe:/o:debian:debian_linux:12.0, p-cpe:/a:debian:debian_linux:redis-sentinel, p-cpe:/a:debian:debian_linux:redis-server, p-cpe:/a:debian:debian_linux:redis-tools, p-cpe:/a:debian:debian_linux:redis

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/6/2026

Vulnerability Publication Date: 7/25/2026

Reference Information

CVE: CVE-2026-66373

IAVA: 2026-A-0784

Detections

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