CVE-2021-26945: Buffer Overflow

Published Apr 8, 2021
·
Updated

An integer overflow leading to a heap-buffer overflow was found in OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR.

Other sources

Integer-overflow in bool Imf25::readDeepTile<Imf25::DeepTiledInputPart>

References:

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31221 https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31228

Red Hat

Affected Software

2 affected componentsFixes available
redhat/OpenEXR<3.0.1
3.0.1
OpenEXR OpenEXR<3.0.1

Event History

Jun 8, 2021
CVE Published
via MITRE·11:39 AM
Data Sourced
via MITRE·11:39 AM
DescriptionWeakness

Frequently Asked Questions

1

What is the vulnerability ID for this OpenEXR vulnerability?

The vulnerability ID for this OpenEXR vulnerability is CVE-2021-26945.

2

What is the severity of CVE-2021-26945?

The severity of CVE-2021-26945 is medium.

3

What is the impact of CVE-2021-26945?

CVE-2021-26945 can lead to a heap-buffer overflow and crash an application compiled with OpenEXR.

4

Which software versions are affected by CVE-2021-26945?

Versions of OpenEXR before 3.0.1 are affected by CVE-2021-26945.

5

Is there a fix available for CVE-2021-26945?

Yes, updating to OpenEXR version 3.0.1 or later will fix CVE-2021-26945.

Contact

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