[Important] [Security] Virtuozzo ReadyKernel Patch 168.1 for Virtuozzo Hybrid Server 7.5

2024-06-2400:00:00

docs.virtuozzo.com

virtuozzo hybrid server

patch

security fixes

kernel

vulnerability

netfilter

ipset

out-of-bound access

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

7.1 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

10.2%

JSON

The cumulative Virtuozzo ReadyKernel patch was updated with security fixes. The patch applies to all supported kernels of Virtuozzo Hybrid Server 7.5.
Vulnerability id: PSBM-156977
[3.10.0-1160.80.1.vz7.191.4 to 3.10.0-1160.105.1.vz7.214.3] netfilter: A use-after-free vulnerability in ‘mtype_destroy().’

Vulnerability id: PSBM-156979
[3.10.0-1160.80.1.vz7.191.4 to 3.10.0-1160.105.1.vz7.214.3] netfilter: ipset: Potential kernel crash or memory corruption.

Vulnerability id: RK-484
[3.10.0-1160.80.1.vz7.191.4 to 3.10.0-1160.90.1.vz7.200.7 ] Reverting the CVE-2023-42753 patch could lead to potential out-of-bound access.