USN-4012-1: elfutils vulnerabilities

10 June 2019

elfutils vulnerabilities

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

  • Ubuntu 18.10
  • Ubuntu 18.04 LTS
  • Ubuntu 16.04 LTS

Summary

Several security issues were fixed in elfutils.

Software Description

  • elfutils - collection of utilities to handle ELF objects

Details

It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated system were tricked into processing a specially crafted file, elfutils could be made to crash or consume resources, resulting in a denial of service.

Update instructions

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

Ubuntu 18.10
elfutils - 0.170-0.5.0ubuntu1.1
libasm1 - 0.170-0.5.0ubuntu1.1
libdw1 - 0.170-0.5.0ubuntu1.1
libelf1 - 0.170-0.5.0ubuntu1.1
Ubuntu 18.04 LTS
elfutils - 0.170-0.4ubuntu0.1
libasm1 - 0.170-0.4ubuntu0.1
libdw1 - 0.170-0.4ubuntu0.1
libelf1 - 0.170-0.4ubuntu0.1
Ubuntu 16.04 LTS
elfutils - 0.165-3ubuntu1.2
libasm1 - 0.165-3ubuntu1.2
libdw1 - 0.165-3ubuntu1.2
libelf1 - 0.165-3ubuntu1.2

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