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

- -------------------------------------------------------------------------
Debian Security Advisory DSA-2370-1                   security@debian.org
http://www.debian.org/security/                            Florian Weimer
December 22, 2011                      http://www.debian.org/security/faq
- -------------------------------------------------------------------------

Package        : unbound
Vulnerability  : several
Problem type   : remote
Debian-specific: no
CVE ID         : CVE-2011-4528 CVE-2011-4869

It was discovered that Unbound, a recursive DNS resolver, would crash
when processing certain malformed DNS responses from authoritative DNS
servers, leading to denial of service.

CVE-2011-4528
	Unbound attempts to free unallocated memory during processing
	of duplicate CNAME records in a signed zone.

CVE-2011-4869
	Unbound does not properly process malformed responses which
	lack expected NSEC3 records.

For the oldstable distribution (lenny), these problems have been fixed in
version 1.4.6-1~lenny2.

For the stable distribution (squeeze), these problems have been fixed in
version 1.4.6-1+squeeze2.

For the testing distribution (wheezy) and the unstable distribution
(sid), these problems have been fixed in version 1.4.14-1.

We recommend that you upgrade your unbound 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 v1.4.9 (GNU/Linux)

iQEcBAEBAgAGBQJO84AiAAoJEL97/wQC1SS+o7MIALCSkqwBIcOdsT10ltH6nHvB
+Of40Vs6QNCDhplmX8+Y6e5Ha6UG5hZLdV/PALok3OkMj0Oyd2cIs6EXXT+QICg9
BgFgDwFtpFSZw5/X9WN3AensVmp2RXmIowM9CQ1MigHCrc08BIRVqiYKK9ZoQZ6m
4zE2ZDbug92pIK4ax1qUBzPoxESlw8E1zgcntZxS7AgaaLvKrEFXPlymsu+Eavv/
E3qyyXAEtE+DQ1Sl9X2w0o59CR9SKgWbTahsY2kS5tO631e3N3/RmApYGxssWl4h
IGKJaONRjyOh13HVK1FZ7Um2y0KCXNlEtiKbTrCstx0Aa9Ka04LRfHSUPdEpeIs=
=cEIS
-----END PGP SIGNATURE-----

_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.grok.org.uk/full-disclosure-charter.html
Hosted and sponsored by Secunia - http://secunia.com/