CVE-2021-20300

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CVSS 3.1

5.5 medium

EPSS

<1%p57

Published

Mar 4, 2022 (Mar 4, 2022)

Modified

Jun 17, 2026

Description

A flaw was found in OpenEXR's hufUncompress functionality in OpenEXR/IlmImf/ImfHuf.cpp. This flaw allows an attacker who can submit a crafted file that is processed by OpenEXR, to trigger an integer overflow. The highest threat from this vulnerability is to system availability.

Vendors: openexr debian
Products: openexr, debian linux
Weakness: CWE-190
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.9%)

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