-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

- -------------------------------------------------------------------------
Debian Security Advisory DSA-3390-1                   security@debian.org
https://www.debian.org/security/                     Salvatore Bonaccorso
November 02, 2015                     https://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package        : xen
CVE ID         : CVE-2015-7835

It was discovered that the code to validate level 2 page table entries
is bypassed when certain conditions are satisfied. A malicious PV guest
administrator can take advantage of this flaw to gain privileges via a
crafted superpage mapping.

For the oldstable distribution (wheezy), this problem has been fixed
in version 4.1.4-3+deb7u9.

For the stable distribution (jessie), this problem has been fixed in
version 4.4.1-9+deb8u2.

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: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=zS7s
-----END PGP SIGNATURE-----