Advisory Published

USN-3368-1: libiberty vulnerabilities

First published: Wed Jul 26 2017(Updated: )

It was discovered that libiberty incorrectly handled certain string operations. 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. This issue only applied to Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2016-2226) 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. This issue only applied to Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2016-4487, CVE-2016-4488, CVE-2016-4489, CVE-2016-4490, CVE-2016-4492, CVE-2016-4493, CVE-2016-6131) 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. (CVE-2016-4491)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/libiberty-dev<20161220-1ubuntu0.2
20161220-1ubuntu0.2
=17.04
All of
ubuntu/libiberty-dev<20160215-1ubuntu0.2
20160215-1ubuntu0.2
=16.04
All of
ubuntu/libiberty-dev<20131116-1ubuntu0.2
20131116-1ubuntu0.2
=14.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID of this security advisory?

    The vulnerability ID of this security advisory is USN-3368-1.

  • What is the title of this security advisory?

    The title of this security advisory is 'USN-3368-1: libiberty vulnerabilities'.

  • What is the description of the libiberty vulnerabilities?

    The libiberty vulnerabilities involve a handling issue that could lead to a crash or possible arbitrary code execution.

  • What software is affected by these vulnerabilities?

    The libiberty-dev package is affected on Ubuntu versions 17.04, 16.04, and 14.04.

  • How can I fix the libiberty vulnerabilities?

    To fix the libiberty vulnerabilities, update the libiberty-dev package to the specified remedy version for your Ubuntu version.

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