USN-3389-2: GD vulnerability
USN-3389-2: GD vulnerability Ubuntu Security Notice USN-3389-2 14th August, 2017 libgd2 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.04 LTS Summary The system could be made to expose sensitive information. Software description libgd2 – GD Graphics Library Details USN-3389-1 fixed a vulnerability in GD Graphics Library.This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: A vulnerability was discovered in GD Graphics Library (aka libgd), as used in PHP that does not zero colorMap arrays before use. A specially crafted GIF image could use the uninitialized tables to read bytes from the top of the stack. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 12.04 LTS: libgd-tools 2.0.36~rc1~dfsg-6ubuntu2.5 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system [ more… ]