CVE-2016-6244

HIGH

OpenBSD 5.9 - Denial of Service via Negative ts.tv_sec Value

Title source: llm
STIX 2.1

Description

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.

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/91805
Exploit, Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/07/17/7

Scores

CVSS v3 7.5
EPSS 0.0134
EPSS Percentile 80.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (1)
openbsd/openbsd 5.9
Published Mar 07, 2017
Tracked Since Feb 18, 2026