CVE-2021-20304
Published: 23 August 2022
A flaw was found in OpenEXR's hufDecode functionality. This flaw allows an attacker who can pass a crafted file to be processed by OpenEXR, to trigger an undefined right shift error. The highest threat from this vulnerability is to system availability.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
openexr Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
| focal |
Needs triage
|
|
| groovy |
Ignored
(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)
|
|
| mantic |
Not vulnerable
(2.5.7-1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(2.5.4-1)
|
|
| xenial |
Needs triage
|
|
|
Patches: upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/51a92d67f53c08230734e74564c807043cbfe41e |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |