CVE-2016-1887

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.

Score

CVSS 3.0 7.8 High

Status

Modified - cve@mitre.org

Published

2016-05-25

Last modified

2024-08-05

Weaknesses

CWE-264

Affected products

• Freebsd (Freebsd)

References

• http://cturt.github.io/sendmsg.html
• http://www.securitytracker.com/id/1035906
• https://security.FreeBSD.org/advisories/FreeBSD-SA-16:19.sendmsg.asc