Articles / Debian: Security update for…

Debian: Security update for FreeBSD

Rafal Wojtczuk from Bromium discovered that FreeBSD wasn’t handling correctly uncanonical return addresses on Intel amd64 CPUs, allowing privilege escalation to kernel for local users. Updated packages are available from security.debian.org.

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


- -------------------------------------------------------------------------
Debian Security Advisory DSA-2508-1                   security@debian.org
http://www.debian.org/security/                         Yves-Alexis Perez
July 22, 2012                          http://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package        : kfreebsd-8
Vulnerability  : privilege escalation
Problem type   : local
Debian-specific: no
CVE ID         : CVE-2012-0217
Debian Bug     : 677297

Rafal Wojtczuk from Bromium discovered that FreeBSD wasn't handling correctly
uncanonical return addresses on Intel amd64 CPUs, allowing privilege escalation
to kernel for local users.

For the stable distribution (squeeze), this problem has been fixed in
version 8.1+dfsg-8+squeeze3.

For the testing distribution (wheezy), this problem has been fixed in
version 8.3-4.

For the unstable distribution (sid), this problem has been fixed in
version 8.3-4.

We recommend that you upgrade your kfreebsd-8 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)
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=DH+Y
-----END PGP SIGNATURE-----
Screenshot

Project Spotlight

Kigo Video Converter Ultimate for Mac

A tool for converting and editing videos.

Screenshot

Project Spotlight

Kid3

An efficient tagger for MP3, Ogg/Vorbis, and FLAC files.