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Ubuntu Security Notice 1527-1 - 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. 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. Various other issues were also addressed.
Ubuntu Security Notice USN-1527-2: Ubuntu Security Notice 1527-2 - USN-1527-1 fixed vulnerabilities in Expat. This update provides the corresponding updates for XML-RPC for C and C++. Both...
Ubuntu Security Notice USN-1656-1: Ubuntu Security Notice 1656-1 - It was discovered that libxml2 had a heap-based buffer underflow when parsing entities. If a user or automated system were...
Ubuntu Security Notice USN-1587-1: Ubuntu Security Notice 1587-1 - Juri Aedla discovered that libxml2 incorrectly handled certain memory operations. If a user or application linked against...
Ubuntu Security Notice USN-1675-1: Ubuntu Security Notice 1675-1 - It was discovered that FFmpeg incorrectly handled certain malformed media files. If a user were tricked into opening a...
Ubuntu Security Notice USN-1674-1: Ubuntu Security Notice 1674-1 - It was discovered that Libav incorrectly handled certain malformed media files. If a user were tricked into opening a...