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Sicherheit: Denial of Service in gd (Aktualisierung)
Aktuelle Meldungen Distributionen
Name: Denial of Service in gd (Aktualisierung)
ID: USN-3410-2
Distribution: Ubuntu
Plattformen: Ubuntu 12.04 ESM
Datum: Mi, 6. September 2017, 08:04
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6362
Update von: Denial of Service in gd

Originalnachricht


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==========================================================================
Ubuntu Security Notice USN-3410-2
September 05, 2017

libgd2 vulnerability
==========================================================================

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

- Ubuntu 12.04 ESM

Summary:

GD library could be made to crash if it opened a specially crafted
file.

Software Description:
- libgd2: GD Graphics Library

Details:

USN-3410-1 fixed a vulnerability in GD Graphics Library.
This update provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

 It was discovered that the GD Graphics Library (aka libgd) incorrectly
 handled certain malformed PNG images. A remote attacker could use this
 issue to cause the GD Graphics Library to crash, resulting in a denial
 of service, or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 12.04 ESM:
 
libgd-tools                     2.0.36~rc1~dfsg-6ubuntu2.6
 
libgd2-noxpm                    2.0.36~rc1~dfsg-6ubuntu2.6
 
libgd2-xpm                      2.0.36~rc1~dfsg-6ubuntu2.6

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

References:
  https://www.ubuntu.com/usn/usn-3410-2
  https://www.ubuntu.com/usn/usn-3410-1
  CVE-2017-6362

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