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 |
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)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| bionic |
Released
(2.2.0-11.1ubuntu1.7)
|
|
| groovy |
Ignored
(end of life)
|
|
| focal |
Released
(2.3.0-6ubuntu0.5+esm1)
Available with Ubuntu Pro |
|
|
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 |