RockyLinux 9 : krb5 (RLSA-2023:6699)

high Nessus Plugin ID 317413

Synopsis

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

Description

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:6699 advisory.

* krb5: Denial of service through freeing uninitialized pointer (CVE-2023-36054)

* krb5: double-free in KDC TGS processing (CVE-2023-39975)

Tenable has extracted the preceding description block directly from the RockyLinux 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 packages.

See Also

https://errata.rockylinux.org/RLSA-2023:6699

https://bugzilla.redhat.com/show_bug.cgi?id=2230178

https://bugzilla.redhat.com/show_bug.cgi?id=2232682

Plugin Details

Severity: High

ID: 317413

File Name: rocky_linux_RLSA-2023-6699.nasl

Version: 1.1

Type: Local

Published: 5/28/2026

Updated: 5/28/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9

Temporal Score: 6.7

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

CVSS Score Source: CVE-2023-39975

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/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: p-cpe:/a:rocky:linux:libkadm5-debuginfo, p-cpe:/a:rocky:linux:krb5-server, p-cpe:/a:rocky:linux:krb5-workstation-debuginfo, p-cpe:/a:rocky:linux:krb5-debuginfo, p-cpe:/a:rocky:linux:krb5-libs, p-cpe:/a:rocky:linux:krb5-libs-debuginfo, p-cpe:/a:rocky:linux:krb5-server-debuginfo, cpe:/o:rocky:linux:9, p-cpe:/a:rocky:linux:krb5-server-ldap-debuginfo, p-cpe:/a:rocky:linux:krb5-devel, p-cpe:/a:rocky:linux:krb5-pkinit, p-cpe:/a:rocky:linux:krb5-server-ldap, p-cpe:/a:rocky:linux:krb5-workstation, p-cpe:/a:rocky:linux:krb5-pkinit-debuginfo, p-cpe:/a:rocky:linux:krb5-debugsource, p-cpe:/a:rocky:linux:libkadm5

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/28/2026

Vulnerability Publication Date: 7/11/2023

Reference Information

CVE: CVE-2023-36054, CVE-2023-39975