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AlmaLinux 9 : frr10 (ALSA-2026:49607)

high Nessus Plugin ID 334857

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:49607 advisory.

 * frr: FRRouting: Denial of Service via crafted BGP UPDATE message (CVE-2026-37460)


 Bug Fix(es) and Enhancement(s):

 * frr10 triggers SELinux denials when reading root's Python site-packages directory on AlmaLinux-9 (JIRA:AlmaLinux-222338)

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 frr10 and / or frr10-selinux packages.

See Also

https://access.redhat.com/errata/RHSA-2026:49607

https://errata.almalinux.org/9/ALSA-2026-49607.html

Plugin Details

Severity: High

ID: 334857

File Name: alma_linux_ALSA-2026-49607.nasl

Version: 1.1

Type: Local

Published: 8/12/2026

Updated: 8/12/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.74

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2026-37460

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:alma:linux:9, cpe:/o:alma:linux:9::appstream, cpe:/o:alma:linux:9::baseos, cpe:/o:alma:linux:9::crb, cpe:/o:alma:linux:9::highavailability, cpe:/o:alma:linux:9::nfv, cpe:/o:alma:linux:9::realtime, cpe:/o:alma:linux:9::resilientstorage, cpe:/o:alma:linux:9::sap, cpe:/o:alma:linux:9::sap_hana, cpe:/o:alma:linux:9::supplementary, p-cpe:/a:alma:linux:frr10-selinux, p-cpe:/a:alma:linux:frr10

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: 8/3/2026

Vulnerability Publication Date: 6/3/2026

Reference Information

CVE: CVE-2026-37460

CWE: 1286

RHSA: 2026:49607