UBUNTU-CVE-2021-20296
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UBUNTU-CVE-2021-20296
Published: 1 Apr 2021Last Modified: 22 Apr 2026
Upstream:
Aliases:
Summary:
Details: A flaw was found in OpenEXR in versions before 3.0.0-beta. A crafted input file supplied by an attacker, that is processed by the Dwa decompression functionality of OpenEXR's IlmImf library, could cause a NULL pointer dereference. The highest threat from this vulnerability is to system availability.
References: https://ubuntu.com/security/CVE-2021-20296, https://ubuntu.com/security/notices/USN-4996-1, https://ubuntu.com/security/notices/USN-4996-2, https://ubuntu.com/security/notices/USN-5620-1, https://www.cve.org/CVERecord?id=CVE-2021-20296
Affected packages
Package
Name: openexr
Purl: pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=esm-infra/xenial
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -2.2.0-10ubuntu2.6+esm1
Affected versions
2.2.0-1ubuntu3
2.2.0-7ubuntu1
2.2.0-9ubuntu1
2.2.0-10ubuntu2
2.2.0-10ubuntu2.1
2.2.0-10ubuntu2.2
2.2.0-10ubuntu2.3
2.2.0-10ubuntu2.4
2.2.0-10ubuntu2.6
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
