CVE-2022-27650
Publication date 4 April 2022
Last updated 11 July 2025
Ubuntu priority
Cvss 3 Severity Score
Description
A flaw was found in crun where containers were incorrectly started with non-empty default permissions. A vulnerability was found in Moby (Docker Engine) where containers were started incorrectly with non-empty inheritable Linux process capabilities. This flaw allows an attacker with access to programs with inheritable file capabilities to elevate those capabilities to the permitted set when execve(2) runs.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| crun | 25.10 questing |
Needs evaluation
|
| 24.04 LTS noble |
Needs evaluation
|
|
| 22.04 LTS jammy |
Needs evaluation
|
|
| 20.04 LTS focal |
Needs evaluation
|
|
| 16.04 LTS xenial | Ignored end of standard support | |
| 14.04 LTS trusty | Ignored end of standard support |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
|
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
References
Other references
- https://github.com/containers/crun/commit/b847d146d496c9d7beba166fd595488e85488562 (1.4.4)
- https://bugzilla.redhat.com/show_bug.cgi?id=2066845
- https://github.com/containers/crun/commit/1aeeed2e4fdeffb4875c0d0b439915894594c8c6
- https://github.com/containers/crun/security/advisories/GHSA-wr4f-w546-m398
- https://www.cve.org/CVERecord?id=CVE-2022-27650