Articles by KENNETH

USN-2944-1: Libav vulnerabilities Ubuntu Security Notice USN-2944-1 4th April, 2016 libav vulnerabilities A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.04 LTS Summary Libav could be made to crash or run programs as your login if it opened a specially crafted file. Software description libav – Multimedia player, server, encoder and transcoder Details It was discovered that Libav incorrectly handled certain malformed mediafiles. If a user were tricked into opening a crafted media file, anattacker could cause a denial of service via application crash, or possiblyexecute arbitrary code with the privileges of the user invoking theprogram. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 12.04 LTS: libavformat53 4:0.8.17-0ubuntu0.12.04.2 libavcodec53 4:0.8.17-0ubuntu0.12.04.2 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make [ more… ]

USN-2945-1: XChat-GNOME vulnerability Ubuntu Security Notice USN-2945-1 4th April, 2016 xchat-gnome vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 15.10 Ubuntu 14.04 LTS Ubuntu 12.04 LTS Summary XChat-GNOME could be made to expose sensitive information over the network. Software description xchat-gnome – simple and featureful IRC client for GNOME Details It was discovered that XChat-GNOME incorrectly verified the hostname in anSSL certificate. An attacker could trick XChat-GNOME into trusting a rogueserver's certificate, which was signed by a trusted certificate authority,to perform a man-in-the-middle attack. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 15.10: xchat-gnome 1:0.30.0~git20141005.816798-0ubuntu6.2 Ubuntu 14.04 LTS: xchat-gnome 1:0.30.0~git20131003.d20b8d+really20110821-0.2ubuntu12.2 Ubuntu 12.04 LTS: xchat-gnome 1:0.30.0~git20110821.e2a400-0.2ubuntu4.3 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. After a standard system update you need to restart XChat-GNOME to makeall [ more… ]