CentOS 7 : kpatch-patch (RHSA-2021:2285)

high Nessus Plugin ID 208607

Synopsis

The remote CentOS Linux host is missing a security update.

Description

The remote CentOS Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:2285 advisory.

- An issue was discovered in the Linux kernel through 5.10.11. PI futexes have a kernel stack use-after-free during fault handling, allowing local users to execute code in the kernel, aka CID-34b1a1ce1458.
(CVE-2021-3347)

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 packages.

See Also

https://access.redhat.com/errata/RHSA-2021:2285

Plugin Details

Severity: High

ID: 208607

File Name: centos_RHSA-2021-2285.nasl

Version: 1.1

Type: local

Agent: unix

Published: 10/9/2024

Updated: 10/9/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.6

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

CVSS Score Source: CVE-2021-3347

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160_25_1, cpe:/o:centos:centos:7, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160_2_2, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160_6_1, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160_21_1, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160_24_1, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160_11_1, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160_2_1, p-cpe:/a:centos:centos:kpatch-patch-3_10_0-1160_15_2

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/8/2021

Vulnerability Publication Date: 1/29/2021

Reference Information

CVE: CVE-2021-3347

RHSA: 2021:2285