Vulnerability Description
Integer signedness error in the sockargs function in sys/kern/uipc_syscalls.c in FreeBSD 10.1 before p34, 10.2 before p17, and 10.3 before p3 allows local users to cause a denial of service (memory overwrite and kernel panic) or gain privileges via a negative buflen argument, which triggers a heap-based buffer overflow.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Freebsd | Freebsd | 10.1 |
Related Weaknesses (CWE)
References
- http://cturt.github.io/sendmsg.htmlExploit
- http://www.securitytracker.com/id/1035906
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:19.sendmsg.ascVendor Advisory
- http://cturt.github.io/sendmsg.htmlExploit
- http://www.securitytracker.com/id/1035906
- https://security.FreeBSD.org/advisories/FreeBSD-SA-16:19.sendmsg.ascVendor Advisory
FAQ
What is CVE-2016-1887?
CVE-2016-1887 is a vulnerability with a CVSS score of 7.8 (HIGH). Integer signedness error in the sockargs function in sys/kern/uipc_syscalls.c in FreeBSD 10.1 before p34, 10.2 before p17, and 10.3 before p3 allows local users to cause a denial of service (memory ov...
How severe is CVE-2016-1887?
CVE-2016-1887 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-1887?
Check the references section above for vendor advisories and patch information. Affected products include: Freebsd Freebsd.