USN-3276-3: shadow vulnerability Ubuntu Security Notice USN-3276-3 14th November, 2017 shadow vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.04 LTS Summary su could be made to crash or stop programs as an administrator. Software description shadow – system login tools Details USN-3276-1 and USN-3276-2 fixed vulnerabilities in shadow. This updateprovides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Sebastian Krahmer discovered integer overflows in shadow utilities. A local attacker could possibly cause them to crash or potentially gain privileges via crafted input. (CVE-2016-6252) Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 12.04 LTS: passwd 1:4.1.4.2+svn3283-3ubuntu5.2 login 1:4.1.4.2+svn3283-3ubuntu5.2 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. In general, a standard system update will make all the necessary changes. References CVE-2017-2616 Source: USN-3276-3: shadow [ more… ]