USN-5620-1: OpenEXR vulnerabilities

20 September 2022

Several security issues were fixed in OpenEXR.

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Releases

Packages

  • 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. These issues only affected Ubuntu 20.04 ESM. (CVE-2021-3598,
CVE-2021-3605, CVE-2021-20296, CVE-2021-23215, CVE-2021-26260)

It was discovered that OpenEXR incorrectly handled certain EXR
image files. An attacker could possibly use this issue to cause a crash
or execute arbitrary code. (CVE-2021-3933)

It was discovered that OpenEXR incorrectly handled certain EXR image files.
An attacker could possibly use this issue to cause a crash. (CVE-2021-3941)

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 22.04
Ubuntu 20.04

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