Amazon Linux 2 : kernel (ALASKERNEL-5.15-2023-029)

medium Nessus Plugin ID 184184

Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of kernel installed on the remote host is prior to 5.15.136-90.144. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.15-2023-029 advisory.

2024-07-03: CVE-2023-52504 was added to this advisory.

2024-07-03: CVE-2023-52559 was added to this advisory.

2024-07-03: CVE-2023-52522 was added to this advisory.

2024-07-03: CVE-2023-52523 was added to this advisory.

2024-06-06: CVE-2023-52477 was added to this advisory.

2024-02-01: CVE-2024-0641 was added to this advisory.

A flaw in the kernel Xen event handler can cause a deadlock with Xen console handling in unprivileged Xen guests. (CVE-2023-34324)

In the Linux kernel, the following vulnerability has been resolved:

usb: hub: Guard against accesses to uninitialized BOS descriptors (CVE-2023-52477)

In the Linux kernel, the following vulnerability has been resolved:

x86/alternatives: Disable KASAN in apply_alternatives() (CVE-2023-52504)

In the Linux kernel, the following vulnerability has been resolved:

net: fix possible store tearing in neigh_periodic_work() (CVE-2023-52522)

In the Linux kernel, the following vulnerability has been resolved:

bpf, sockmap: Reject sk_msg egress redirects to non-TCP sockets (CVE-2023-52523)

In the Linux kernel, the following vulnerability has been resolved:

iommu/vt-d: Avoid memory allocation in iommu_suspend() (CVE-2023-52559)

A denial of service vulnerability was found in tipc_crypto_key_revoke in net/tipc/crypto.c in the Linux kernel's TIPC subsystem. This flaw allows guests with local user privileges to trigger a deadlock and potentially crash the system. (CVE-2024-0641)

Tenable has extracted the preceding description block directly from the tested product 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

Run 'yum update kernel' to update your system.

See Also

https://alas.aws.amazon.com/AL2/ALASKERNEL-5.15-2023-029.html

https://alas.aws.amazon.com/faqs.html

https://alas.aws.amazon.com/cve/html/CVE-2023-34324.html

https://alas.aws.amazon.com/cve/html/CVE-2023-52477.html

https://alas.aws.amazon.com/cve/html/CVE-2023-52504.html

https://alas.aws.amazon.com/cve/html/CVE-2023-52522.html

https://alas.aws.amazon.com/cve/html/CVE-2023-52523.html

https://alas.aws.amazon.com/cve/html/CVE-2023-52559.html

https://alas.aws.amazon.com/cve/html/CVE-2024-0641.html

Plugin Details

Severity: Medium

ID: 184184

File Name: al2_ALASKERNEL-5_15-2023-029.nasl

Version: 1.5

Type: local

Agent: unix

Published: 11/1/2023

Updated: 7/4/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 4.5

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

CVSS Score Source: CVE-2023-34324

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

CVSS Score Source: CVE-2024-0641

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:perf, p-cpe:/a:amazon:linux:bpftool, p-cpe:/a:amazon:linux:perf-debuginfo, p-cpe:/a:amazon:linux:kernel-tools-debuginfo, p-cpe:/a:amazon:linux:kernel-livepatch-5.15.136-90.144, p-cpe:/a:amazon:linux:kernel-debuginfo-common-aarch64, p-cpe:/a:amazon:linux:kernel-tools, p-cpe:/a:amazon:linux:kernel-devel, p-cpe:/a:amazon:linux:python-perf-debuginfo, p-cpe:/a:amazon:linux:kernel, p-cpe:/a:amazon:linux:kernel-debuginfo, p-cpe:/a:amazon:linux:kernel-headers, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:bpftool-debuginfo, p-cpe:/a:amazon:linux:kernel-tools-devel, p-cpe:/a:amazon:linux:kernel-debuginfo-common-x86_64, p-cpe:/a:amazon:linux:python-perf

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/31/2023

Vulnerability Publication Date: 10/12/2023

Reference Information

CVE: CVE-2023-34324, CVE-2023-52477, CVE-2023-52504, CVE-2023-52522, CVE-2023-52523, CVE-2023-52559, CVE-2024-0641