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virtuozzoVirtuozzoVZA-2022-027
HistoryAug 22, 2022 - 12:00 a.m.

[Important] [Security] Virtuozzo ReadyKernel patch 146.1 for Virtuozzo Hybrid Server 7.5

2022-08-2200:00:00
docs.virtuozzo.com
89
virtuozzo readykernel
security update
virtuozzo hybrid server 7.5
vulnerability
kernel patch

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

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

EPSS

0.001

Percentile

31.3%

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-141642
[3.10.0-1160.21.1.vz7.174.13 to 3.10.0-1160.53.1.vz7.185.3] Calling kfree_skb from hardware interrupt may cause deadlock.

Vulnerability id: CVE-2021-4155
[3.10.0-1160.21.1.vz7.174.13 to 3.10.0-1160.53.1.vz7.185.3] Reading data from partially written XFS file block.

Vulnerability id: CVE-2022-22942
[3.10.0-1160.21.1.vz7.174.13 to 3.10.0-1160.53.1.vz7.185.3] Use after free for file descriptor table for vmwgfx.

Vulnerability id: CVE-2022-0330
[3.10.0-1160.21.1.vz7.174.13 to 3.10.0-1160.53.1.vz7.185.3] Kernel buffers data leak or race in intel GPU driver.

CVSS2

4.6

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

CVSS3

7.8

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

EPSS

0.001

Percentile

31.3%