oss-sec mailing list archives

Re: CVE request Linux kernel: mm: try_to_unmap_cluster() should lock_page() before mlocking

From: cve-assign () mitre org
Date: Wed, 30 Apr 2014 23:36:53 -0400 (EDT)

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Linux kernel kernel's Memory Management Unit(MMU) is vulnerable to a crash
caused by unlocked memory pages. It could occur during the memory page
migration or while cleaning the swap cache pages.

An unprivileged user/program could use this flaw to crash the system kernel,
resulting in DoS.

Upstream fix:
-------------
   -> https://git.kernel.org/linus/57e68e9cd65b4b8eb4045a1e0d0746458502554c

Introduced in:
--------------
   -> https://git.kernel.org/linus/b291f000393f5a0b679012b39d79fbc85c018233


Use CVE-2014-3122.

- -- 
CVE assignment team, MITRE CVE Numbering Authority
M/S M300
202 Burlington Road, Bedford, MA 01730 USA
[ PGP key available through http://cve.mitre.org/cve/request_id.html ]
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.14 (SunOS)

iQEcBAEBAgAGBQJTYcCXAAoJEKllVAevmvms6ZYIAI0DwhXZnaqj8OfEYNQfakn8
ec1O0G3PeswsowxwK9RQsb/lu0qI+FbnxyiQHyfucCINHAElAW+agGEFsfvDIppc
JuOZTeAjxHGb9cpuvS5Y/i7+pSKsKAWYGWeHwioIyDUBkVvb0KfKqmgooPtny0o3
jN7Hanvjxer6tghjtxkIPoCvPiOZyvnqkxO6/Ksnb0+cYQXV0iGfnpn86invUh22
CpDlLZtEv922TmcJCF+7mjr9qo8RwLkem1/OHWqxyotI4zGrE2KAeI6XWgbPAoMe
tciH1ac+Lg7yU1QxFgmcF3y9wN20sK/UB7DRSNTmPl9/0te3b2ZtcPU8GMRRPPU=
=DNdv
-----END PGP SIGNATURE-----

Current thread:

CVE request Linux kernel: mm: try_to_unmap_cluster() should lock_page() before mlocking P J P (Apr 30)
- Re: CVE request Linux kernel: mm: try_to_unmap_cluster() should lock_page() before mlocking cve-assign (Apr 30)