USN-3536-1: GNU C Library vulnerability

Ubuntu Security Notice USN-3536-1

17th January, 2018

eglibc vulnerability

A security issue affects these releases of Ubuntu and its

  • Ubuntu 12.04 LTS


The GNU C library could be made to run programs as an administrator.

Software description

  • 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)

Update instructions

The problem can be corrected by updating your system to the following
package version:

Ubuntu 12.04 LTS:


To update your system, please follow these instructions:

After a standard system update you need to reboot your computer to make
all the necessary changes.



Source From:
Original article title: USN-3536-1: GNU C Library vulnerability.
This full article can be read at: USN-3536-1: GNU C Library vulnerability.

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