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Ubuntu alert USN-1783-1 (bind9)

From:  Marc Deslauriers <marc.deslauriers@canonical.com>
To:  ubuntu-security-announce@lists.ubuntu.com
Subject:  [USN-1783-1] Bind vulnerability
Date:  Fri, 29 Mar 2013 09:03:04 -0400
Message-ID:  <51559108.8040101@canonical.com>
Archive-link:  Article, Thread

========================================================================== Ubuntu Security Notice USN-1783-1 March 29, 2013 bind9 vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 12.10 - Ubuntu 12.04 LTS - Ubuntu 11.10 - Ubuntu 10.04 LTS Summary: Bind could be made to consume memory or crash if it received specially crafted network traffic. Software Description: - bind9: Internet Domain Name Server Details: Matthew Horsfall discovered that Bind incorrectly handled regular expression checking. A remote attacker could use this flaw to cause Bind to consume an excessive amount of memory, possibly resulting in a denial of service. This issue was corrected by disabling RDATA regular expression syntax checking. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.10: bind9 1:9.8.1.dfsg.P1-4.2ubuntu3.2 libdns81 1:9.8.1.dfsg.P1-4.2ubuntu3.2 Ubuntu 12.04 LTS: bind9 1:9.8.1.dfsg.P1-4ubuntu0.6 libdns81 1:9.8.1.dfsg.P1-4ubuntu0.6 Ubuntu 11.10: bind9 1:9.7.3.dfsg-1ubuntu4.6 libdns69 1:9.7.3.dfsg-1ubuntu4.6 Ubuntu 10.04 LTS: bind9 1:9.7.0.dfsg.P1-1ubuntu0.9 libdns64 1:9.7.0.dfsg.P1-1ubuntu0.9 In general, a standard system update will make all the necessary changes. References: http://www.ubuntu.com/usn/usn-1783-1 CVE-2013-2266 Package Information: https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P... https://launchpad.net/ubuntu/+source/bind9/1:9.8.1.dfsg.P... https://launchpad.net/ubuntu/+source/bind9/1:9.7.3.dfsg-1... https://launchpad.net/ubuntu/+source/bind9/1:9.7.0.dfsg.P... -- ubuntu-security-announce mailing list ubuntu-security-announce@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-security...


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