CVE-2021-3479
First published: Wed Mar 31 2021(Updated: )
There's a flaw in OpenEXR's Scanline API functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger excessive consumption of memory, resulting in an impact to system availability.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Openexr Openexr | <2.4.3 | |
| Openexr Openexr | >=2.5.0<2.5.4 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-3479?
CVE-2021-3479 is a vulnerability in OpenEXR's Scanline API functionality in versions before 3.0.0-beta.
How does CVE-2021-3479 affect OpenEXR?
CVE-2021-3479 allows an attacker who submits a crafted file to trigger excessive memory consumption in OpenEXR, impacting system availability.
Which software versions are affected by CVE-2021-3479?
Versions before 3.0.0-beta of OpenEXR are affected by CVE-2021-3479. Specifically, OpenEXR 2.4.3, OpenEXR 2.5.0 to 2.5.4, Debian Linux 9.0, and Debian Linux 10.0.
What is the severity of CVE-2021-3479?
CVE-2021-3479 is classified as a medium severity vulnerability with a severity value of 5.5.
How can CVE-2021-3479 be mitigated?
To mitigate CVE-2021-3479, it is recommended to update to OpenEXR version 3.0.0-beta or later.
- collector/nvd-index
- agent/references
- agent/severity
- agent/author
- vendor/openexr
- canonical/openexr openexr
- version/openexr openexr/2.5.0
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0