CVE-2021-3478: Medium severity OpenEXR OpenEXR vulnerability
Out-of-memory in openexrexrcheckfuzzer
Other sources
There's a flaw in OpenEXR's scanline input file functionality in versions before 3.0.0-beta. An attacker able to submit a crafted file to be processed by OpenEXR could consume excessive system memory. The greatest impact of this flaw is to system availability.
— MITRE
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/OpenEXRto a version that resolves this vulnerability.Fixed in 3.0.0 - Upgrade
Upgrade
redhat/OpenEXRto a version that resolves this vulnerability.Fixed in 2.4.3 - Upgrade
Upgrade
OpenEXRto a version that resolves this vulnerability.Fixed in 3.0.0-beta
Event History
Frequently Asked Questions
What is the vulnerability ID for this flaw in OpenEXR's scanline input file functionality?
The vulnerability ID for this flaw is CVE-2021-3478.
What is the severity of CVE-2021-3478?
The severity of CVE-2021-3478 is medium with a CVSS score of 5.5.
How does this vulnerability impact system availability?
This vulnerability could consume excessive system memory, impacting system availability.
Which versions of OpenEXR are affected by this vulnerability?
Versions before 3.0.0-beta of OpenEXR are affected by this vulnerability.
How can I mitigate the vulnerability in OpenEXR's scanline input file functionality?
To mitigate this vulnerability, update OpenEXR to version 3.0.0-beta or later.