Medium severity4.4NVD Advisory· Published Mar 7, 2017· Updated Jun 17, 2026

CVE-2016-6246

Description

OpenBSD 5.8 and 5.9 allows certain local users with kern.usermount privileges to cause a denial of service (kernel panic) by mounting a tmpfs with a VNOVAL in the (1) username, (2) groupname, or (3) device name of the root node.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

OpenBSD/OpenBSD3 versions
cpe:2.3:o:openbsd:openbsd:5.8:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:openbsd:openbsd:5.8:*:*:*:*:*:*:*
- cpe:2.3:o:openbsd:openbsd:5.9:*:*:*:*:*:*:*
- (no CPE)range: 5.8, 5.9

Patches

Vulnerability mechanics

References

www.openwall.com/lists/oss-security/2016/07/17/7nvdExploitMailing ListThird Party Advisory
www.openwall.com/lists/oss-security/2016/07/14/5nvdMailing ListThird Party Advisory
www.openbsd.org/errata58.htmlnvdRelease Notes
www.openbsd.org/errata59.htmlnvdRelease Notes
www.securityfocus.com/bid/91805nvd

News mentions

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