Vulnerability Description
In FreeBSD 11.2-STABLE after r338618 and before r343786, 12.0-STABLE before r343781, and 12.0-RELEASE before 12.0-RELEASE-p3, a bug in the reference count implementation for UNIX domain sockets can cause a file structure to be incorrectly released potentially allowing a malicious local user to gain root privileges or escape from a jail.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Freebsd | Freebsd | 11.2 |
References
- http://packetstormsecurity.com/files/155790/FreeBSD-fd-Privilege-Escalation.html
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:02.fd.ascPatchThird Party Advisory
- http://packetstormsecurity.com/files/155790/FreeBSD-fd-Privilege-Escalation.html
- https://security.FreeBSD.org/advisories/FreeBSD-SA-19:02.fd.ascPatchThird Party Advisory
FAQ
What is CVE-2019-5596?
CVE-2019-5596 is a vulnerability with a CVSS score of 8.8 (HIGH). In FreeBSD 11.2-STABLE after r338618 and before r343786, 12.0-STABLE before r343781, and 12.0-RELEASE before 12.0-RELEASE-p3, a bug in the reference count implementation for UNIX domain sockets can ca...
How severe is CVE-2019-5596?
CVE-2019-5596 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-5596?
Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.