1. Ubuntu Security Notices
  2. USN-5620-1

USN-5620-1: OpenEXR vulnerabilities

Publication date

20 September 2022

Overview

Several security issues were fixed in OpenEXR.

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. (

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)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
22.04 jammy openexr –  2.5.7-1ubuntu0.1~esm1  
libopenexr25 –  2.5.7-1ubuntu0.1~esm1  
20.04 focal openexr –  2.3.0-6ubuntu0.5+esm1  
libopenexr24 –  2.3.0-6ubuntu0.5+esm1  

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References

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