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

- -------------------------------------------------------------------------
Debian Security Advisory DSA-2636-1                   security@debian.org
http://www.debian.org/security/                        Moritz Muehlenhoff
March 01, 2013                         http://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package        : xen
Vulnerability  : several
Problem type   : remote
Debian-specific: no
CVE ID         : CVE-2012-4544 CVE-2012-5511 CVE-2012-5634 CVE-2013-0153
Debian Bug     : 

Multiple vulnerabilities have been discovered in the Xen hypervisor. The 
Common Vulnerabilities and Exposures project identifies the following 
problems:

CVE-2012-4544

    Insufficient validation of kernel or ramdisk sizes in the Xen PV 
    domain builder could result in denial of service.

CVE-2012-5511

    Several HVM control operations performed insufficient validation of
    input, which could result in denial of service through resource
    exhaustion.

CVE-2012-5634

    Incorrect interrupt handling when using VT-d hardware could result
    in denial of service.

CVE-2013-0153

    Insufficient restriction of interrupt access could result in denial
    of service.


For the stable distribution (squeeze), these problems have been fixed in
version 4.0.1-5.7.

For the testing distribution (wheezy), these problems have been fixed in
version 4.1.4-2.

For the unstable distribution (sid), these problems have been fixed in
version 4.1.4-2.

We recommend that you upgrade your xen packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.12 (GNU/Linux)

iEYEARECAAYFAlEw/3YACgkQXm3vHE4uylrX+ACgtVk1Pg/7Op/sVbMAmliP7WM/
G38An2vc8pHv2LM2h3q2Sz2VRKkJhPVV
=/k4L
-----END PGP SIGNATURE-----


-- 
To UNSUBSCRIBE, email to debian-security-announce-REQUEST@lists.debian.org
with a subject of "unsubscribe". Trouble? Contact
 listmaster@lists.debian.org
Archive: http://lists.debian.org/20130301192356.GA6142@pisco.westfalen.local