Gnu C library could be made to run programs as an administrator.
USN-3323-1 fixed a vulnerability in the GNU C Library. This update provides the corresponding update for Ubuntu 12.04 ESM.
29 June 2017
A security issue affects these releases of Ubuntu and its derivatives:
Gnu C library could be made to run programs as an administrator.
USN-3323-1 fixed a vulnerability in the GNU C Library. This update provides the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:
It was discovered that the GNU C library did not properly handle memory when processing environment variables for setuid programs. A local attacker could use this in combination with another vulnerability to gain administrative privileges.
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make all the necessary changes.