Alibaba Cloud Linux 3 : 0193: krb5 (ALINUX3-SA-2024:0193)

critical Nessus Plugin ID 236142

Synopsis

The remote Alibaba Cloud Linux host is missing one or more security updates.

Description

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2024:0193 advisory.

Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities:

CVE-2024-26458:
Kerberos 5 (aka krb5) 1.21.2 contains a memory leak in /krb5/src/lib/rpc/pmap_rmt.c.

CVE-2024-26461:
Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/lib/gssapi/krb5/k5sealv3.c.

CVE-2024-37370:
In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token to appear truncated to the application.

CVE-2024-37371:
In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can cause invalid memory reads during GSS message token handling by sending message tokens with invalid length fields.

Tenable has extracted the preceding description block directly from the Alibaba Cloud Linux 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.

Plugin Details

Severity: Critical

ID: 236142

File Name: alinux3_sa_2024-0193.nasl

Version: 1.1

Type: local

Family: Alibaba Cloud Linux Local Security Checks

Published: 5/14/2025

Updated: 5/14/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: High

Base Score: 9.4

Temporal Score: 7

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

CVSS Score Source: CVE-2024-37371

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-workstation-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-devel-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:libkadm5, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-debugsource, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-pkinit, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:libkadm5-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-server-ldap-debuginfo, cpe:/o:alibabacloud:alibaba_cloud_linux_3, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-server-ldap, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-workstation, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-server-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-libs-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-libs, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-pkinit-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-server, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-devel, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:krb5-doc

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/27/2024

Vulnerability Publication Date: 12/12/2023

Reference Information

CVE: CVE-2024-26458, CVE-2024-26461, CVE-2024-37370, CVE-2024-37371

Detections

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