[SECURITY] [DSA 2225-1] asterisk security update

2011-04-26T21:18:08
ID DEBIAN:DSA-2225-1:A71CE
Type debian
Reporter Debian
Modified 2011-04-26T21:18:08

Description


Debian Security Advisory DSA-2225-1 security@debian.org http://www.debian.org/security/ Moritz Muehlenhoff April 25, 2011 http://www.debian.org/security/faq


Package : asterisk Vulnerability : several Problem type : remote Debian-specific: no CVE ID : CVE-2011-1147 CVE-2011-1174 CVE-2011-1175 CVE-2011-1507 CVE-2011-1599

Several vulnerabilities have been discovered in Asterisk, an Open Source PBX and telephony toolkit.

CVE-2011-1147

Matthew Nicholson discovered that incorrect handling of UDPTL packets may lead to denial of service of the execution of arbitrary code.

CVE-2011-1174

Blake Cornell discovered that incorrect connection handling in the manager interface may lead to denial of service.

CVE-2011-1175

Blake Cornell and Chris May discovered that incorrect TCP connection handling may lead to denial of service.

CVE-2011-1507

Tzafrir Cohen discovered that insufficient limitation of connection requests in several TCP based services may lead to denial of service. Please see http://downloads.asterisk.org/pub/security/AST-2011-005.html for details.

CVE-2011-1599

Matthew Nicholson discovered a privilege escalation vulnerability in the manager interface.

For the oldstable distribution (lenny), this problem has been fixed in version 1:1.4.21.2~dfsg-3+lenny2.1.

For the stable distribution (squeeze), this problem has been fixed in version 1:1.6.2.9-2+squeeze2.

For the unstable distribution (sid), this problem has been fixed in version 1:1.8.3.3-1.

We recommend that you upgrade your asterisk 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