Matthew Hall discovered that GNUTLS does not properly handle truncated GenericBlockCipher structures nested inside TLS records, leading to crashes in applications using the GNUTLS library.

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Debian Security Advisory DSA-2441-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
http://www.debian.org/security/                            Florian Weimer
March 25, 2012                         http://www.debian.org/security/faq
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Package        : gnutls26
Vulnerability  : missing bounds check
Problem type   : remote
Debian-specific: no
CVE ID         : CVE-2012-1573

Matthew Hall discovered that GNUTLS does not properly handle truncated
GenericBlockCipher structures nested inside TLS records, leading to
crashes in applications using the GNUTLS library.

For the stable distribution (squeeze), this problem has been fixed in
version 2.8.6-1+squeeze2.

For the unstable distribution (sid), this problem has been fixed in
version 2.12.18-1 of the gnutls26 package and version 3.0.17-2 of the
gnutls28 package.

We recommend that you upgrade your gnutls26 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/

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