==========================================================================
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
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