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Tasklist

FS#53242 - [linux] [linux-zen] [linux-lts] [linux-grsec] privilege escalation (CVE-2017-2636)

Attached to Project: Arch Linux
Opened by Christian Rebischke (Shibumi) - Friday, 10 March 2017, 20:40 GMT
Last edited by Andreas Radke (AndyRTR) - Monday, 13 March 2017, 17:56 GMT
Task Type Bug Report
Category Security
Status Closed
Assigned To Tobias Powalowski (tpowa)
Andreas Radke (AndyRTR)
Jan Steffens (heftig)
Architecture All
Severity High
Priority Normal
Reported Version
Due in Version Undecided
Due Date Undecided
Percent Complete 100%
Votes 2
Private No

Details

Summary
=======

The package linux is vulnerable to privilege escalation via CVE-2017-2636.

Guidance
========

There are different ways to fix this issue:
1. Applying the patch
2. Workaround via: # echo "install n_hdlc /bin/true" >> /etc/modprobe.d/disable-n_hdlc.conf

References
==========

https://security.archlinux.org/AVG-192
http://seclists.org/oss-sec/2017/q1/569
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=be10eb7589337e5defbe214dae038a53dd21add8
This task depends upon

Closed by  Andreas Radke (AndyRTR)
Monday, 13 March 2017, 17:56 GMT
Reason for closing:  Fixed
Comment by Doug Newgard (Scimmia) - Saturday, 11 March 2017, 04:21 GMT
Added thestinger to the notification list for linux-grsec.
Comment by Andreas Radke (AndyRTR) - Sunday, 12 March 2017, 12:55 GMT
Patch applied to 4.9.14 LTS kernel.
Comment by Levente Polyak (anthraxx) - Monday, 13 March 2017, 14:33 GMT

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