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virtuozzoVirtuozzoVZA-2017-030
HistoryApr 27, 2017 - 12:00 a.m.

Kernel security update: CVE-2017-7472; new kernel 2.6.32-042stab123.2 for Virtuozzo Containers for Linux 4.7, Server Bare Metal 5.0

2017-04-2700:00:00
help.virtuozzo.com
25

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

0.4%

JSON

This update provides a new kernel 2.6.32-042stab123.2 for Virtuozzo Containers for Linux 4.7, Server Bare Metal 5.0. The new kernel is based on the Red Hat Enterprise Linux 6.9 kernel 2.6.32-696.el6 and provides a security fix and stability bug fixes.
Vulnerability id: CVE-2017-7472
It was found that keyctl_set_reqkey_keyring() function leaked thread keyring which could allow an unprivileged local user to exhaust kernel memory.

OSVersionArchitecturePackageVersionFilename
Virtuozzo Containers for Linux4.7x86_64vzkernel< 2.6.32-042stab123.2vzkernel-2.6.32-042stab123.2.x86_64.rpm
Virtuozzo Containers for Linux4.7x86_64vzkernel-devel< 2.6.32-042stab123.2vzkernel-devel-2.6.32-042stab123.2.x86_64.rpm
Virtuozzo Containers for Linux4.7noarchvzkernel-firmware< 2.6.32-042stab123.2vzkernel-firmware-2.6.32-042stab123.2.noarch.rpm
Virtuozzo Containers for Linux4.7x86_64vzmodules< 2.6.32-042stab123.2vzmodules-2.6.32-042stab123.2.x86_64.rpm
Virtuozzo Containers for Linux4.7x86_64vzmodules-devel< 2.6.32-042stab123.2vzmodules-devel-2.6.32-042stab123.2.x86_64.rpm
Server Bare Metal5.0x86_64vzkernel< 2.6.32-042stab123.2vzkernel-2.6.32-042stab123.2.x86_64.rpm
Server Bare Metal5.0x86_64vzkernel-devel< 2.6.32-042stab123.2vzkernel-devel-2.6.32-042stab123.2.x86_64.rpm
Server Bare Metal5.0noarchvzkernel-firmware< 2.6.32-042stab123.2vzkernel-firmware-2.6.32-042stab123.2.noarch.rpm
Server Bare Metal5.0x86_64vzmodules< 2.6.32-042stab123.2vzmodules-2.6.32-042stab123.2.x86_64.rpm
Server Bare Metal5.0x86_64vzmodules-devel< 2.6.32-042stab123.2vzmodules-devel-2.6.32-042stab123.2.x86_64.rpm

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5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

4.9 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

0.0004 Low

EPSS

Percentile

0.4%

JSON
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