CVE-2021-3474

Medium

Description

There's a flaw in OpenEXR in versions before 3.0.0-beta. A crafted input file that is processed by OpenEXR could cause a shift overflow in the FastHufDecoder, potentially leading to problems with application availability.

SeverityMedium

CVSS5.3

Exploit probability—

Product

Openexr

PublishedMar 30, 2021

First seenMar 30, 2021

Weakness typeCWE-190Integer overflow

How to fix

Update

openexr openexr2.4.3, 2.5.4 or later

Vendor advisories

security.gentoo.org/glsa/202107-27

Affected products

Product	Affected versions	Fixed in
openexr openexr	v < 2.4.3, 2.5.0 ≤ v < 2.5.4	2.4.3, 2.5.4
debian debian_linux	9.0, 10.0	—

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