openexr - several vulnerabilities

Several vulnerabilities have been discovered in the OpenEXR image
library, which can lead to the execution of arbitrary code. The Common
Vulnerabilities and Exposures project identifies the following problems:

• CVE-2009-1720
  Drew Yao discovered integer overflows in the preview and
  compression code.
• CVE-2009-1721
  Drew Yao discovered that an uninitialised pointer could be freed
  in the decompression code.
• CVE-2009-1722
  A buffer overflow was discovered in the compression code.

For the old stable distribution (etch), these problems have been fixed
in version 1.2.2-4.3+etch2.

For the stable distribution (lenny), these problems have been fixed
in version 1.6.1-3+lenny3.

For the unstable distribution (sid), these problems will be fixed soon.

We recommend that you upgrade your openexr packages.