USN-3454-1: libffi vulnerability

USN-3454-1: libffi vulnerability

Ubuntu Security Notice USN-3454-1

12th October, 2017

libffi vulnerability

A security issue affects these releases of Ubuntu and its
derivatives:

• Ubuntu 14.04 LTS

Summary

A security issue was fixed in libffi.

Software description

• libffi
  – Foreign Function Interface library

Details

It was discovered that libffi incorrectly enforced an executable stack. An
attacker could possibly use this issue, in combination with another
vulnerability, to facilitate executing arbitrary code.

Update instructions

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

Ubuntu 14.04 LTS:

libffi6

3.1~rc1+r3.0.13-12ubuntu0.2

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-2017-1000376

Source: USN-3454-1: libffi vulnerability