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AlmaLinux 10 : memcached (ALSA-2026:27842)

high Nessus Plugin ID 322280

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:27842 advisory.

 * memcached: memcached: Username enumeration via timing side channel (CVE-2026-47783)

Tenable has extracted the preceding description block directly from the AlmaLinux 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

Update the affected memcached and / or memcached-selinux packages.

See Also

https://access.redhat.com/errata/RHSA-2026:27842

https://errata.almalinux.org/10/ALSA-2026-27842.html

Plugin Details

Severity: High

ID: 322280

File Name: alma_linux_ALSA-2026-27842.nasl

Version: 1.1

Type: Local

Published: 6/24/2026

Updated: 6/24/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

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

CVSS Score Source: CVE-2026-47783

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/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:alma:linux:10::appstream, p-cpe:/a:alma:linux:memcached-selinux, cpe:/o:alma:linux:10::sap_hana, cpe:/o:alma:linux:10, cpe:/o:alma:linux:10::nfv, cpe:/o:alma:linux:10::baseos, cpe:/o:alma:linux:10::supplementary, cpe:/o:alma:linux:10::sap, cpe:/o:alma:linux:10::resilientstorage, p-cpe:/a:alma:linux:memcached, cpe:/o:alma:linux:10::powertools, cpe:/o:alma:linux:10::highavailability, cpe:/o:alma:linux:10::realtime

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/22/2026

Vulnerability Publication Date: 5/20/2026

Reference Information

CVE: CVE-2026-47783

CWE: 208

RHSA: 2026:27842