Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gssproxy Project | Gssproxy | < 0.8.3 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://github.com/gssapi/gssproxy/commit/cb761412e299ef907f22cd7c4146d50c8a7920PatchThird Party Advisory
- https://github.com/gssapi/gssproxy/compare/v0.8.2...v0.8.3Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00004.htmlMailing ListThird Party Advisory
- https://pagure.io/gssproxy/c/cb761412e299ef907f22cd7c4146d50c8a792003?branch=masThird Party Advisory
- https://github.com/gssapi/gssproxy/commit/cb761412e299ef907f22cd7c4146d50c8a7920PatchThird Party Advisory
- https://github.com/gssapi/gssproxy/compare/v0.8.2...v0.8.3Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/01/msg00004.htmlMailing ListThird Party Advisory
- https://pagure.io/gssproxy/c/cb761412e299ef907f22cd7c4146d50c8a792003?branch=masThird Party Advisory
FAQ
What is CVE-2020-12658?
CVE-2020-12658 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 runni...
How severe is CVE-2020-12658?
CVE-2020-12658 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-12658?
Check the references section above for vendor advisories and patch information. Affected products include: Gssproxy Project Gssproxy, Debian Debian Linux.