ASA-201612-5 log generated external raw
[ASA-201612-5] linux-grsec: privilege escalation |
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Arch Linux Security Advisory ASA-201612-5
=========================================
Severity: High
Date : 2016-12-06
CVE-ID : CVE-2016-8655
Package : linux-grsec
Type : privilege escalation
Remote : No
Link : https://wiki.archlinux.org/index.php/CVE
Summary
=======
The package linux-grsec before version 1:4.8.12.r201612031658-2 is
vulnerable to privilege escalation.
Resolution
==========
Upgrade to 1:4.8.12.r201612031658-2.
# pacman -Syu "linux-grsec>=1:4.8.12.r201612031658-2"
The problem has been fixed upstream but no release is available yet.
Workaround
==========
None.
Description
===========
Philip Pettersson discovered a race condition in the af_packet
implementation in the Linux kernel. A local unprivileged attacker could
use this to cause a denial of service (system crash) or run arbitrary
code with administrative privileges.
Impact
======
A local unprivileged attacker is able to crash the system or run
arbitrary code with administrative privileges.
References
==========
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=84ac7260236a49c79eede91617700174c2c19b0c
http://seclists.org/oss-sec/2016/q4/607
https://access.redhat.com/security/cve/CVE-2016-8655
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