==========================================================================
Ubuntu Security Notice USN-4676-1
January 05, 2021

openexr vulnerabilities
==========================================================================

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

– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in OpenEXR.

Software Description:
– openexr: tools for the OpenEXR image format

Details:

It was discovered that OpenEXR incorrectly handled certain malformed EXR
image files. If a user were tricked into opening a crafted EXR image file,
a remote attacker could cause 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 20.04 LTS:
libopenexr24 2.3.0-6ubuntu0.3
openexr 2.3.0-6ubuntu0.3

Ubuntu 18.04 LTS:
libopenexr22 2.2.0-11.1ubuntu1.4
openexr 2.2.0-11.1ubuntu1.4

Ubuntu 16.04 LTS:
libopenexr22 2.2.0-10ubuntu2.4
openexr 2.2.0-10ubuntu2.4

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

References:
https://usn.ubuntu.com/4676-1
CVE-2020-16587, CVE-2020-16588, CVE-2020-16589

Package Information:
https://launchpad.net/ubuntu/+source/openexr/2.3.0-6ubuntu0.3
https://launchpad.net/ubuntu/+source/openexr/2.2.0-11.1ubuntu1.4
https://launchpad.net/ubuntu/+source/openexr/2.2.0-10ubuntu2.4

—–BEGIN PGP SIGNATURE—–
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=Xcop
—–END PGP SIGNATURE—–
—