CVE-2021-3476 — Vulnetix

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CVE-2021-3476 PUBLISHED

A flaw was found in OpenEXR's B44 uncompression functionality in versions before 3.0.0-beta. An attacker who is able to submit a crafted file to OpenEXR could trigger shift overflows, potentially affecting application availability.

EPSS 1.01% · 77.0th percentile

Risk Scores

EPSS Score

1.01%

77.0th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:20.04:LTS	openexr	2.3.0-6build1, 2.3.0-6, 0
Ubuntu:18.04:LTS	openexr	2.2.0-11.1ubuntu1.1, 2.2.0-11ubuntu1, 2.2.0-11.1ubuntu1
Ubuntu:16.04:LTS	openexr	2.2.0-7ubuntu1, 2.2.0-1ubuntu3, 2.2.0-10ubuntu2.1

Timeline

Mar 30, 2021 CVE Published
Apr 14, 2021 EPSS Score
Jun 22, 2021 EPSS Score
Aug 23, 2021 EPSS Score
Dec 25, 2021 EPSS Score
Jan 6, 2022 EPSS Score
Feb 4, 2022 EPSS Score
Feb 25, 2022 EPSS Score
Apr 1, 2022 EPSS Score
Jun 29, 2022 EPSS Score
Aug 31, 2022 EPSS Score
Nov 1, 2022 EPSS Score

References

https://ubuntu.com/security/CVE-2021-3476 third-party-advisory
https://ubuntu.com/security/notices/USN-4900-1 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2021-3476 third-party-advisory

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