CVE-2016-6244: OpenBSD

High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days.

The sys_thrsigdivert function in kern/kern_sig.c in the OpenBSD kernel 5.9 allows remote attackers to cause a denial of service (panic) via a negative "ts.tv_sec" value.

Affected products

• OpenBSD OpenBSD: version 5.9 only

Published 2017-03-07. Last modified 2026-06-17.