1. Ubuntu Security Notices
  2. USN-4326-1

USN-4326-1: libiberty vulnerabilities

Publication date

8 April 2020

Overview

Several security issues were fixed in libiberty.

Releases

Packages

  • libiberty - library of utility functions used by GNU programs

Details

It was discovered that libiberty incorrectly handled parsing certain
binaries. If a user or automated system were tricked into processing a
specially crafted binary, a remote attacker could use this issue to cause
libiberty to crash, resulting in a denial of service, or possibly execute
arbitrary code

It was discovered that libiberty incorrectly handled parsing certain
binaries. If a user or automated system were tricked into processing a
specially crafted binary, a remote attacker could use this issue to cause
libiberty to crash, resulting in a denial of service, or possibly execute
arbitrary code

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
18.04 bionic libiberty-dev –  20170913-1ubuntu0.1
16.04 xenial libiberty-dev –  20160215-1ubuntu0.3

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›