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virtuozzoVirtuozzoVZA-2023-023
HistoryAug 21, 2023 - 12:00 a.m.

[Important] [Security] Virtuozzo ReadyKernel Patch 159.0 for Virtuozzo Hybrid Server 7.5

2023-08-2100:00:00
docs.virtuozzo.com
15

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

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.2%

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: CVE-2023-3268
[3.10.0-1160.41.1.vz7.183.5 to 3.10.0-1160.80.1.vz7.191.4] Out-of-bound memory access during reading relayfs.

Vulnerability id: CVE-2023-3567
[3.10.0-1160.41.1.vz7.183.5 to 3.10.0-1160.80.1.vz7.191.4] A use-after-free in the Linux console driver.

Vulnerability id: CVE-2023-35788
[3.10.0-1160.41.1.vz7.183.5 to 3.10.0-1160.80.1.vz7.191.4] Out-of-bound memory write in the network packet scheduler.

Vulnerability id: CVE-2023-3611
[3.10.0-1160.41.1.vz7.183.5 to 3.10.0-1160.80.1.vz7.191.4] Invalid memory write in the network packet scheduler.

Vulnerability id: CVE-2023-3772
[3.10.0-1160.41.1.vz7.183.5 to 3.10.0-1160.80.1.vz7.191.4] A NULL pointer dereference in IPSec configuration.

Vulnerability id: CVE-2023-3776
[3.10.0-1160.41.1.vz7.183.5 to 3.10.0-1160.80.1.vz7.191.4] A use-after-free in the network packet scheduler.

Vulnerability id: CVE-2023-3609
[3.10.0-1160.41.1.vz7.183.5 to 3.10.0-1160.80.1.vz7.191.4] A reference counter leak in an error path for the network packet scheduler.

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

4.3 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.0004 Low

EPSS

Percentile

5.2%