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Ubuntu Security Notice USN-2483-1
January 26, 2015

jasper vulnerabilities
============================================================================

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

- Ubuntu 14.10
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS

Summary:

JasPer could be made to crash or run programs as your login if it
opened a specially crafted file.

Software Description:
- jasper: Library for manipulating JPEG-2000 files

Details:

Jose Duart discovered that JasPer incorrectly handled ICC color profiles in
JPEG-2000 image files. If a user were tricked into opening a specially
crafted JPEG-2000 image file, a remote attacker could cause JasPer to crash
or possibly execute arbitrary code with user privileges. (CVE-2014-8137)

Jose Duart discovered that JasPer incorrectly decoded certain malformed
JPEG-2000 image files. If a user were tricked into opening a specially
crafted JPEG-2000 image file, a remote attacker could cause JasPer to crash
or possibly execute arbitrary code with user privileges. (CVE-2014-8138)

It was discovered that JasPer incorrectly handled certain malformed
JPEG-2000 image files. If a user were tricked into opening a specially
crafted JPEG-2000 image file, a remote attacker could cause JasPer to crash
or possibly execute arbitrary code with user privileges. (CVE-2014-8157)

It was discovered that JasPer incorrectly handled memory when processing
JPEG-2000 image files. If a user were tricked into opening a specially
crafted JPEG-2000 image file, a remote attacker could cause JasPer to crash
or possibly execute arbitrary code with user privileges. (CVE-2014-8158)

Update instructions:

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

Ubuntu 14.10:
  libjasper1                      1.900.1-debian1-2ubuntu0.2

Ubuntu 14.04 LTS:
  libjasper1                      1.900.1-14ubuntu3.2

Ubuntu 12.04 LTS:
  libjasper1                      1.900.1-13ubuntu0.2

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

References:
  http://www.ubuntu.com/usn/usn-2483-1
  CVE-2014-8137, CVE-2014-8138, CVE-2014-8157, CVE-2014-8158

Package Information:
  https://launchpad.net/ubuntu/+source/jasper/1.900.1-debian1-2ubuntu0.2
  https://launchpad.net/ubuntu/+source/jasper/1.900.1-14ubuntu3.2
  https://launchpad.net/ubuntu/+source/jasper/1.900.1-13ubuntu0.2