Vulnerability Details : CVE-2017-9986
The intr function in sound/oss/msnd_pinnacle.c in the Linux kernel through 4.11.7 allows local users to cause a denial of service (over-boundary access) or possibly have unspecified other impact by changing the value of a message queue head pointer between two kernel reads of that value, aka a "double fetch" vulnerability.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2017-9986
Probability of exploitation activity in the next 30 days: 0.04%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-9986
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
nvd@nist.gov |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
nvd@nist.gov |
CWE ids for CVE-2017-9986
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-9986
-
https://bugzilla.kernel.org/show_bug.cgi?id=196135
196135 – Double fetch problem in Linux-4.10.1/sound/oss/msnd_pinnacle.cIssue Tracking
-
http://www.securityfocus.com/bid/99336
Linux kernel CVE-2017-9986 Local Denial of Service Vulnerability
Products affected by CVE-2017-9986
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*