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Ubuntu 20.04 LTS: 4739-2 Critical: OpenEXR Memory Leak Vulnerability

ubuntu
Calendar Grey January 5, 2021
Dist Ubuntu Esm H88
Stay informed about the latest OpenEXR vulnerabilities impacting Ubuntu distributions and discover how to implement critical patches.
Several security issues were fixed in OpenEXR.

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.

Topics%20covered

Topics Covered

security advisory denial of service security issue code execution remote code execution Ubuntu update instructions ubuntu OpenEXR openexr

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://ubuntu.com/security/notices/USN-4676-1

CVE-2020-16587, CVE-2020-16588, CVE-2020-16589

Severity
critical
Lowest
Low
Medium
High
Critical

January 05, 2021

Topics%20covered

Topics Covered

security advisory denial of service security issue code execution remote code execution Ubuntu update instructions ubuntu OpenEXR openexr

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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