CVE-2020-12658
Publication date 31 December 2020
Last updated 4 August 2025
Ubuntu priority
Cvss 3 Severity Score
Description
gssproxy (aka gss-proxy) before 0.8.3 does not unlock cond_mutex before pthread exit in gp_worker_main() in gp_workers.c. NOTE: An upstream comment states "We are already on a shutdown path when running the code in question, so a DoS there doesn't make any sense, and there has been no additional information provided us (as upstream) to indicate why this would be a problem.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| gssproxy | 24.04 LTS noble |
Not affected
|
| 22.04 LTS jammy |
Not affected
|
|
| 20.04 LTS focal |
Not affected
|
|
| 18.04 LTS bionic |
Not affected
|
|
| 16.04 LTS xenial | Not in release | |
| 14.04 LTS trusty | Not in release |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Other references
- https://github.com/gssapi/gssproxy/commit/cb761412e299ef907f22cd7c4146d50c8a792003 (v0.8.3)
- https://github.com/gssapi/gssproxy/commit/cb761412e299ef907f22cd7c4146d50c8a792003
- https://github.com/gssapi/gssproxy/compare/v0.8.2...v0.8.3
- https://pagure.io/gssproxy/c/cb761412e299ef907f22cd7c4146d50c8a792003?branch=master
- https://www.cve.org/CVERecord?id=CVE-2020-12658