Amazon Linux 2 : kernel (ALASKERNEL-5.15-2024-049)

high Nessus Plugin ID 205715

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 5.15.156-102.160. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.15-2024-049 advisory.

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

scsi: core: Fix unremoved procfs host directory regression (CVE-2024-26935)

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

wireguard: netlink: access device through ctx instead of peer (CVE-2024-26950)

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

wireguard: netlink: check for dangling peer via is_dead instead of empty list (CVE-2024-26951)

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

nfs: fix UAF in direct writes (CVE-2024-26958)

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

mm: swap: fix race between free_swap_and_cache() and swapoff() (CVE-2024-26960)

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

mac802154: fix llsec key resources release in mac802154_llsec_key_del (CVE-2024-26961)

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

usb: xhci: Add error handling in xhci_map_urb_for_dma (CVE-2024-26964)

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

KVM: Always flush async #PF workqueue when vCPU is being destroyed (CVE-2024-26976)

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

pci_iounmap(): Fix MMIO mapping leak (CVE-2024-26977)

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-5.15-2024-049.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26935.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26950.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26951.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26958.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26960.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26961.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26964.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26976.html

https://alas.aws.amazon.com/cve/html/CVE-2024-26977.html

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

Plugin Details

Severity: High

ID: 205715

File Name: al2_ALASKERNEL-5_15-2024-049.nasl

Version: 1.1

Type: local

Agent: unix

Published: 8/17/2024

Updated: 8/17/2024

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2024-26977

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

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

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

CVSS Score Source: CVE-2024-26976

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-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-livepatch-5.15.156-102.160, 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: 8/1/2024

Vulnerability Publication Date: 5/1/2024

Reference Information

CVE: CVE-2024-26935, CVE-2024-26950, CVE-2024-26951, CVE-2024-26958, CVE-2024-26960, CVE-2024-26961, CVE-2024-26964, CVE-2024-26976, CVE-2024-26977