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SUSE SLED15 / SLES15 Security Update : polkit (SUSE-SU-2022:0525-1)

medium Nessus Plugin ID 158226

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2022:0525-1 advisory.

 - There is a flaw in polkit which can allow an unprivileged user to cause polkit to crash, due to process file descriptor exhaustion. The highest threat from this vulnerability is to availability. NOTE: Polkit process outage duration is tied to the failing process being reaped and a new one being spawned (CVE-2021-4115)

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 libpolkit0, polkit, polkit-devel and / or typelib-1_0-Polkit-1_0 packages.

See Also

https://bugzilla.suse.com/1195542

https://www.suse.com/security/cve/CVE-2021-4115

http://www.nessus.org/u?34fb3550

Plugin Details

Severity: Medium

ID: 158226

File Name: suse_SU-2022-0525-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 2/22/2022

Updated: 7/13/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS Score Source: CVE-2021-4115

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libpolkit0, p-cpe:/a:novell:suse_linux:polkit, p-cpe:/a:novell:suse_linux:polkit-devel, p-cpe:/a:novell:suse_linux:typelib-1_0-polkit-1_0, cpe:/o:novell:suse_linux:15

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/18/2022

Vulnerability Publication Date: 2/3/2022

Reference Information

CVE: CVE-2021-4115

SuSE: SUSE-SU-2022:0525-1