VirtuozzoVZA-2017-031Kernel security update: CVE-2017-7472; new kernel 2.6.32-042stab123.2, Virtuozzo 6.0 Update 12 Hotfix 8 (6.0.12-3765)
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%
This update provides a new kernel 2.6.32-042stab123.2 for Virtuozzo 6.0. 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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Virtuozzo | 6.0 | x86_64 | parallels-server-bm-release | < 6.0.12-3675 | parallels-server-bm-release-6.0.12-3675.x86_64.rpm |
| Virtuozzo | 6.0 | x86_64 | vzkernel | < 2.6.32-042stab123.2 | vzkernel-2.6.32-042stab123.2.x86_64.rpm |
| Virtuozzo | 6.0 | x86_64 | vzkernel-devel | < 2.6.32-042stab123.2 | vzkernel-devel-2.6.32-042stab123.2.x86_64.rpm |
| Virtuozzo | 6.0 | noarch | vzkernel-firmware | < 2.6.32-042stab123.2 | vzkernel-firmware-2.6.32-042stab123.2.noarch.rpm |
| Virtuozzo | 6.0 | x86_64 | vzmodules | < 2.6.32-042stab123.2 | vzmodules-2.6.32-042stab123.2.x86_64.rpm |
| Virtuozzo | 6.0 | x86_64 | vzmodules-devel | < 2.6.32-042stab123.2 | vzmodules-devel-2.6.32-042stab123.2.x86_64.rpm |
Related
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%