=========================================================================Ubuntu Security Notice USN-3504-2
December 05, 2017

libxml2 vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.04 ESM

Summary:

curl could be made to crash if it received specially crafted
input.

Software Description:
- libxml2: GNOME XML library

Details:

USN-3504-1 fixed a vulnerability in libxml2. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

 Wei Lei discovered that libxml2 incorrecty handled certain parameter
 entities. An attacker could use this issue with specially constructed
 XML data to cause libxml2 to consume resources, leading to a denial of
 service.

Update instructions:

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

Ubuntu 12.04 ESM:
  libxml2                         2.7.8.dfsg-5.1ubuntu4.19
  libxml2-utils                   2.7.8.dfsg-5.1ubuntu4.19
  python-libxml2                  2.7.8.dfsg-5.1ubuntu4.19

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

References:
  https://ubuntu.com/security/notices/USN-3504-2
  https://ubuntu.com/security/notices/USN-3504-1
  CVE-2017-16932

Ubuntu 3504-2: libxml2 vulnerability

December 5, 2017
curl could be made to crash if it received specially crafted input.

Summary

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 12.04 ESM:   libxml2                         2.7.8.dfsg-5.1ubuntu4.19   libxml2-utils                   2.7.8.dfsg-5.1ubuntu4.19   python-libxml2                  2.7.8.dfsg-5.1ubuntu4.19 In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-3504-2

  https://ubuntu.com/security/notices/USN-3504-1

  CVE-2017-16932

Severity
December 05, 2017

Package Information

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