1. Ubuntu Security Notices
  2. USN-2403-1

USN-2403-1: GnuTLS vulnerability

Publication date

11 November 2014

Overview

GnuTLS could be made to crash or run programs if it processed a specially crafted certificate.

Releases

Packages

  • gnutls28 - GNU TLS library - commandline utilities

Details

Sean Burford discovered that GnuTLS incorrectly handled printing certain
elliptic curve parameters. A malicious remote server or client could use
this issue to cause GnuTLS to crash, resulting in a denial of service, or
possibly execute arbitrary code.

Sean Burford discovered that GnuTLS incorrectly handled printing certain
elliptic curve parameters. A malicious remote server or client could use
this issue to cause GnuTLS 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
14.10 utopic gnutls-bin –  3.2.16-1ubuntu2.1
libgnutls-openssl27 –  3.2.16-1ubuntu2.1
libgnutls-deb0-28 –  3.2.16-1ubuntu2.1
libgnutlsxx28 –  3.2.16-1ubuntu2.1

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References

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