USN-1527-1: Expat vulnerabilities
It was discovered that Expat computed hash values without restricting the ability to trigger hash collisions predictably. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service by consuming excessive CPU resources. (CVE-2012-0876) Tim Boddy discovered that Expat did not properly handle memory reallocation when processing XML files. If a user or application linked against Expat were tricked into opening a crafted XML file, an attacker could cause a denial of service by consuming excessive memory resources. This issue only affected Ubuntu 8.04 LTS, 10.04 LTS, 11.04 and 11.10. (CVE-2012-1148)
Affected Software
Event History
Frequently Asked Questions
What is the severity of USN-1527-1?
The severity of USN-1527-1 is moderate.
How do I fix the Expat vulnerabilities in Ubuntu 8.04?
To fix the Expat vulnerabilities in Ubuntu 8.04, update the lib64expat1 package to version 2.0.1-0ubuntu1.2 or above.
How do I fix the Expat vulnerabilities in Ubuntu 12.04?
To fix the Expat vulnerabilities in Ubuntu 12.04, update the libexpat1 package to version 2.0.1-7.2ubuntu1.1 or above.
How do I fix the Expat vulnerabilities in Ubuntu 11.10?
To fix the Expat vulnerabilities in Ubuntu 11.10, update the lib64expat1 package to version 2.0.1-7ubuntu3.11.10.1 or above.
How do I fix the Expat vulnerabilities in Ubuntu 11.04?
To fix the Expat vulnerabilities in Ubuntu 11.04, update the lib64expat1 package to version 2.0.1-7ubuntu3.11.04.1 or above.