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virtuozzoVirtuozzoVZA-2017-010
HistoryMar 02, 2017 - 12:00 a.m.

Important kernel security update: Virtuozzo ReadyKernel patch 13.0 for kernels 3.10.0-327.18.2.vz7.15.2 (Virtuozzo 7.0.0), 3.10.0-327.36.1.vz7.18.7 (Virtuozzo 7.0.1), and 3.10.0-327.36.1.vz7.20.18 (Virtuozzo 7.0.3)

2017-03-0200:00:00
help.virtuozzo.com
22

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.042 Low

EPSS

Percentile

92.1%

The cumulative Virtuozzo ReadyKernel patch updated with security fixes. The patch applies to Virtuozzo versions 7.0.0, 7.0.1, and 7.0.3.
Vulnerability id: CVE-2017-6214
The tcp_splice_read function in net/ipv4/tcp.c in the Linux kernel before 4.9.11 allows remote attackers to cause a denial of service (infinite loop and soft lockup) via vectors involving a TCP packet with the URG flag.

Vulnerability id: PSBM-57512
A privileged user inside a container could cause a host kernel crash in udp_lib_get_port().

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.042 Low

EPSS

Percentile

92.1%