[USN-3356-2] Expat vulnerability

Leonidas S. Barbosa leo.barbosa at canonical.com
Wed Jul 19 18:27:48 UTC 2017


==========================================================================
Ubuntu Security Notice USN-3356-2
July 19, 2017

expat vulnerability
==========================================================================

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

- Ubuntu 12.04 ESM

Summary:

Expat could be made to hang if it received specially crafted input.

Software Description:
- expat: XML parsing C library

Details:

USN-3356-1 fix a vulnerability in Expat. This update provides
the corresponding udpate for Ubuntu 12.04 ESM.

Original advisory details:

 It was discovered that Expat incorrectly handled certain external
 entities. A remote attacker could possibly use this issue to cause
 Expat to hang, resulting in a denial of service.

Update instructions:

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

Ubuntu 12.04 ESM:
  lib64expat1                     2.0.1-7.2ubuntu1.5
  libexpat1                       2.0.1-7.2ubuntu1.5

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

References:
  https://www.ubuntu.com/usn/usn-3356-2
  https://www.ubuntu.com/usn/usn-3356-1
  CVE-2017-9233
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 819 bytes
Desc: This is a digitally signed message part
URL: <https://lists.ubuntu.com/archives/ubuntu-security-announce/attachments/20170719/84128562/attachment.pgp>


More information about the ubuntu-security-announce mailing list