Vulnerability Details : CVE-2016-6247
OpenBSD 5.8 and 5.9 allows certain local users to cause a denial of service (kernel panic) by unmounting a filesystem with an open vnode on the mnt_vnodelist.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2016-6247
- cpe:2.3:o:openbsd:openbsd:5.9:*:*:*:*:*:*:*
- cpe:2.3:o:openbsd:openbsd:5.8:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-6247
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-6247
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.9
|
MEDIUM | AV:L/AC:L/Au:N/C:N/I:N/A:C |
3.9
|
6.9
|
NIST | |
|
5.5
|
MEDIUM | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
1.8
|
3.6
|
NIST |
CWE ids for CVE-2016-6247
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-6247
-
http://www.openwall.com/lists/oss-security/2016/07/14/5
oss-security - Multiple Bugs in OpenBSD KernelMailing List;Third Party Advisory
-
http://www.openbsd.org/errata59.html
OpenBSD 5.9 ErrataRelease Notes
-
http://www.openbsd.org/errata58.html
OpenBSD 5.8 ErrataRelease Notes
-
http://www.securityfocus.com/bid/91805
OpenBSD Multiple Memory Corruption and Denial of Service Vulnerabilities
-
http://www.openwall.com/lists/oss-security/2016/07/17/7
oss-security - Re: Multiple Bugs in OpenBSD KernelExploit;Mailing List;Third Party Advisory
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