[USN-3536-1] GNU C Library vulnerability
chris.coulson at canonical.com
Wed Jan 17 17:15:29 UTC 2018
Ubuntu Security Notice USN-3536-1
January 17, 2018
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 ESM
The GNU C library could be made to run programs as an administrator.
- eglibc: GNU C Library
It was discovered that the GNU C library did not properly handle all of
the possible return values from the kernel getcwd(2) syscall. A local
attacker could potentially exploit this to execute arbitrary code in setuid
programs and gain administrative privileges. (CVE-2018-1000001)
The problem can be corrected by updating your system to the following
Ubuntu 12.04 ESM:
After a standard system update you need to reboot your computer to make
all the necessary changes.
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