CVE-2021-20302: Input Validation
First published: Mon Mar 15 2021(Updated: )
A flaw was found in OpenEXR's TiledInputFile functionality. This flaw allows an attacker who can submit a crafted single-part non-image to be processed by OpenEXR, to trigger a floating-point exception error. The highest threat from this vulnerability is to system availability.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Openexr Openexr | <2.5.4 | |
| Debian Debian Linux | =10.0 | |
| redhat/OpenEXR | <2.5.4 | 2.5.4 |
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Reference Links
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25894
- https://bugzilla.redhat.com/show_bug.cgi?id=1939161
- https://github.com/AcademySoftwareFoundation/openexr/pull/842
- https://lists.debian.org/debian-lts-announce/2022/12/msg00022.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1939177
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1939162
Frequently Asked Questions
What is the vulnerability ID of this OpenEXR flaw?
The vulnerability ID of this OpenEXR flaw is CVE-2021-20302.
What is the severity of CVE-2021-20302?
The severity of CVE-2021-20302 is high with a severity value of 5.5.
How does the OpenEXR flaw affect system availability?
The OpenEXR flaw can cause a floating-point exception error, which can impact system availability.
Which software versions are affected by CVE-2021-20302?
Versions up to and excluding 2.5.4 of OpenEXR and 10.0 of Debian Debian Linux are affected by CVE-2021-20302.
Is there a fix available for CVE-2021-20302?
Yes, a fix for CVE-2021-20302 is available in version 2.5.4 of OpenEXR.
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