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Ubuntu Security Notice 1475-1 - Georgi Guninski discovered that APT relied on GnuPG argument order and did not check GPG subkeys when validating imported keyrings via apt-key net-update. While it appears that a man-in-the-middle attacker cannot exploit this, as a hardening measure this update adjusts apt-key to validate all subkeys when checking for key collisions.
Ubuntu Security Notice USN-1682-1: Ubuntu Security Notice 1682-1 - KB Sriram discovered that GnuPG incorrectly handled certain malformed keys. If a user or automated system were tricked into...
Ubuntu Security Notice USN-1477-1: Ubuntu Security Notice 1477-1 - Georgi Guninski discovered that APT did not properly validate imported keyrings via apt-key net-update. USN-1475-1 added...
Ubuntu Security Notice USN-1680-1: Ubuntu Security Notice 1680-1 - It was discovered that MoinMoin did not properly sanitize its input when processing AnyWikiDraw and TWikiDraw actions. A...
Ubuntu Security Notice USN-1680-1: Ubuntu Security Notice 1680-1 - It was discovered that MoinMoin did not properly sanitize its input when processing AnyWikiDraw and TWikiDraw actions. A...
Ubuntu Security Notice USN-1666-1: Ubuntu Security Notice 1666-1 - It was discovered that Aptdaemon incorrectly validated PPA GPG keys when importing from a keyserver. If a remote attacker...