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Fedora 43 : valkey (2026-8d275f4438)

high Nessus Plugin ID 301067

Synopsis

The remote Fedora host is missing one or more security updates.

Description

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-8d275f4438 advisory.

 **Valkey 8.1.6** - Released Mon 23 February 2026

 Upgrade urgency SECURITY: This release includes security fixes we recommend you apply as soon as possible.

 Security fixes

 * (**CVE-2026-21863**) Remote DoS with malformed Valkey Cluster bus message
 * (**CVE-2025-67733**) RESP Protocol Injection via Lua error_reply

 Bug fixes

 * Restrict ttl from being negative and avoid crash in import-mode (#2944)
 * Fix chained replica crash when doing dual channel replication (#2983)
 * Fix used_memory_dataset underflow due to miscalculated used_memory_overhead (#3005)
 * Fix crashing while MODULE UNLOAD when ACL rules reference a module command or subcommand (#3160)
 * Fix server assert on ACL LOAD and resetchannels (#3182)
 * Fix bug causing no response flush sometimes when IO threads are busy (#3205)

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected valkey package.

See Also

https://bodhi.fedoraproject.org/updates/FEDORA-2026-8d275f4438

Plugin Details

Severity: High

ID: 301067

File Name: fedora_2026-8d275f4438.nasl

Version: 1.1

Type: local

Agent: unix

Published: 3/6/2026

Updated: 3/6/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.0

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2025-67733

CVSS v3

Risk Factor: High

Base Score: 7.1

Temporal Score: 6.4

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

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

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:valkey, cpe:/o:fedoraproject:fedora:43

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/24/2026

Vulnerability Publication Date: 2/23/2026

Reference Information

CVE: CVE-2025-67733, CVE-2026-21863