Ubuntu Security Notice 3362-1 - It was discovered that the X.Org X server incorrectly handled endianness conversion of certain X events. An attacker able to connect to an X server, either locally or remotely, could use this issue to crash the server, or possibly execute arbitrary code as an administrator. It was discovered that the X.Org X server incorrectly handled endianness conversion of certain X events. An attacker able to connect to an X server, either locally or remotely, could use this issue to possibly obtain sensitive information. Various other issues were also addressed.
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Debian Linux Security Advisory 3905-1 - Two security issues have been discovered in the X.org X server, which may lead to privilege escalation or an information leak.
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