CVE-2021-20300
Published: 4 March 2022
A flaw was found in OpenEXR's hufUncompress functionality in OpenEXR/IlmImf/ImfHuf.cpp. This flaw allows an attacker who can submit a crafted file that is processed by OpenEXR, to trigger an integer overflow. 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/ed560b8a932c78d5e8e5990ce36fe7808b35d9f0 upstream: https://github.com/AcademySoftwareFoundation/openexr/commit/4212416433a230334cef0ac122cb8d722746035d |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |