Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerability (USN-5634-1)

high Nessus Plugin ID 165322

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Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 22.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-5634-1 advisory.

- nfqnl_mangle in net/netfilter/nfnetlink_queue.c in the Linux kernel through 5.18.14 allows remote attackers to cause a denial of service (panic) because, in the case of an nf_queue verdict with a one-byte nfta_payload attribute, an skb_pull can encounter a negative skb->len. (CVE-2022-36946)

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 kernel package.

See Also

https://ubuntu.com/security/notices/USN-5634-1

Plugin Details

Severity: High

ID: 165322

File Name: ubuntu_USN-5634-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 9/22/2022

Updated: 9/22/2022

Supported Sensors: Nessus Agent

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS Score Source: CVE-2022-36946

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: p-cpe:2.3:a:canonical:ubuntu_linux:linux-image-oem:*:*:*:*:*:*:*, cpe:2.3:o:canonical:ubuntu_linux:22.04:-:lts:*:*:*:*:*, p-cpe:2.3:a:canonical:ubuntu_linux:linux-image-5.17.0-1017-oem:*:*:*:*:*:*:*

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 9/22/2022

Vulnerability Publication Date: 7/27/2022

Reference Information

CVE: CVE-2022-36946

USN: 5634-1