USN-890-1: Expat vulnerabilities

Releases

• Ubuntu 9.10
• Ubuntu 9.04
• Ubuntu 8.10
• Ubuntu 8.04
• Ubuntu 6.06

Packages

• expat -

Details

Jukka Taimisto, Tero Rontti and Rauli Kaksonen discovered that Expat did
not properly process malformed XML. If a user or application linked against
Expat were tricked into opening a crafted XML file, an attacker could cause
a denial of service via application crash. (CVE-2009-2625, CVE-2009-3720)

It was discovered that Expat did not properly process malformed UTF-8
sequences. If a user or application linked against Expat were tricked into
opening a crafted XML file, an attacker could cause a denial of service via
application crash. (CVE-2009-3560)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 9.10

• lib64expat1 - 2.0.1-4ubuntu1.1
• libexpat1-udeb - 2.0.1-4ubuntu1.1
• libexpat1 - 2.0.1-4ubuntu1.1

Ubuntu 9.04

• lib64expat1 - 2.0.1-4ubuntu0.9.04.1
• libexpat1-udeb - 2.0.1-4ubuntu0.9.04.1
• libexpat1 - 2.0.1-4ubuntu0.9.04.1

Ubuntu 8.10

• lib64expat1 - 2.0.1-4ubuntu0.8.10.1
• libexpat1-udeb - 2.0.1-4ubuntu0.8.10.1
• libexpat1 - 2.0.1-4ubuntu0.8.10.1

Ubuntu 8.04

• lib64expat1 - 2.0.1-0ubuntu1.1
• libexpat1-udeb - 2.0.1-0ubuntu1.1
• libexpat1 - 2.0.1-0ubuntu1.1

Ubuntu 6.06

• libexpat1-udeb - 1.95.8-3ubuntu0.1
• libexpat1 - 1.95.8-3ubuntu0.1

After a standard system upgrade you need to restart any applications linked
against Expat to effect the necessary changes.

References

• CVE-2009-2625
• CVE-2009-3560
• CVE-2009-3720

Related notices

• USN-814-1: icedtea6-plugin, openjdk-6-jre, openjdk-6-jre-lib, openjdk-6
• USN-890-2: python2.5-minimal, python2.5
• USN-890-6: cmake
• USN-890-4: python2.4-xml, python-xml
• USN-890-3: python2.4-minimal, python2.4
• USN-890-5: xmlrpc-c, libxmlrpc-core-c3