CVE-2016-6350

low-risk
Published 2017-03-07

OpenBSD 5.8 and 5.9 allows local users to cause a denial of service (NULL pointer dereference and panic) via a sysctl call with a path starting with 10,9.

Do I need to act?

-
0.14% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (2)

Affected Vendors

Openbsd

References (10)

Patch http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/kern/vfs_subr.c.diff?r1=1.248&r...
Patch http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/tmpfs/tmpfs_vfsops.c.diff?r1=1....
Exploit http://www.openwall.com/lists/oss-security/2016/07/26/6
Exploit http://www.openwall.com/lists/oss-security/2016/07/26/8
http://www.securityfocus.com/bid/92140
Patch http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/kern/vfs_subr.c.diff?r1=1.248&r...
Patch http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/sys/tmpfs/tmpfs_vfsops.c.diff?r1=1....
Exploit http://www.openwall.com/lists/oss-security/2016/07/26/6
Exploit http://www.openwall.com/lists/oss-security/2016/07/26/8
http://www.securityfocus.com/bid/92140
26
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 1/34 · Minimal
Exposure 7/34 · Low