CVE-2021-20296
Published: 1 April 2021
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.
Priority
Status
Package | Release | Status |
---|---|---|
openexr Launchpad, Ubuntu, Debian |
bionic |
Released
(2.2.0-11.1ubuntu1.7)
|
focal |
Needed
|
|
groovy |
Ignored
(reached end-of-life)
|
|
hirsute |
Not vulnerable
(2.5.4-1)
|
|
impish |
Not vulnerable
(2.5.4-2)
|
|
jammy |
Not vulnerable
(2.5.7-1)
|
|
kinetic |
Not vulnerable
(2.5.7-1)
|
|
lunar |
Not vulnerable
(2.5.7-1)
|
|
trusty |
Does not exist
|
|
upstream |
Released
(2.5.4-1)
|
|
xenial |
Released
(2.2.0-10ubuntu2.6+esm1)
|
|
Patches: upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/b0c63c0b96eb9b0d3998f603e12f9f414fb0d44a |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | Low |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |