The security updates of imlib2 and libgd2.


Vulnerability Information

DSA-3555-1 imlib2 --Security Updates

Security database details:

  • CVE-2011-5326 : Kevin Ryde discovered that attempting to draw a 2x1 radi ellipse results in a floating point exception.
  • CVE-2014-9771: It was discovered that an integer overflow could lead to invalid memory reads and unreasonably large memory allocations.
  • CVE-2016-3993: Yuriy M. Kaminskiy discovered that drawing using coordinates from an untrusted source could lead to an out-of-bound memory read, which in turn could result in an application crash.
  • CVE-2016-3994: Jakub Wilk discovered that a malformed image could lead to an out-of-bound read in the GIF loader, which may result in an application crash or information leak.
  • CVE-2016-4024: Yuriy M. Kaminskiy discovered an integer overflow that could lead to an insufficient heap allocation and out-of-bound memory write.


DSA-3556-1 libgd2 --Security Updates

Security database details:

  • CVE-2016-3074:Hans Jerry Illikainen discovered that libgd2, a library for programmatic graphics creation and manipulation, suffers of a signedness vulnerability which may result in a heap overflow when processing specially crafted compressed gd2 data. A remote attacker can take advantage of this flaw to cause an application using the libgd2 library to crash, or potentially, to execute arbitrary code with the privileges of the user running the application.


Fixing Status

imlib2 security vulnerabilities have been fixed in version 1.4.8-1; libgd2 security vulnerabilities have been fixed in version 2.1.1-4.1.

We recommend that you upgrade the system to obtain the patches to fix the vulnerabilities.

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