Vulnerability Details : CVE-2017-6345
The LLC subsystem in the Linux kernel before 4.9.13 does not ensure that a certain destructor exists in required circumstances, which allows local users to cause a denial of service (BUG_ON) or possibly have unspecified other impact via crafted system calls.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2017-6345
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-6345
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-2017-6345
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
|
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
|
NIST |
CWE ids for CVE-2017-6345
-
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-2017-6345
-
https://usn.ubuntu.com/3754-1/
USN-3754-1: Linux kernel vulnerabilities | Ubuntu security notices
-
http://www.securityfocus.com/bid/96510
Linux kernel CVE-2017-6345 Local Denial of Service Vulnerability
-
http://www.debian.org/security/2017/dsa-3804
Debian -- Security Information -- DSA-3804-1 linux
-
https://github.com/torvalds/linux/commit/8b74d439e1697110c5e5c600643e823eb1dd0762
net/llc: avoid BUG_ON() in skb_orphan() · torvalds/linux@8b74d43 · GitHubPatch
-
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.13
Patch;Release Notes
-
http://www.openwall.com/lists/oss-security/2017/02/28/7
oss-security - Linux: net/llc: avoid BUG_ON() in skb_orphan() (CVE-2017-6345)Mailing List;Patch;Third Party Advisory
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8b74d439e1697110c5e5c600643e823eb1dd0762
kernel/git/torvalds/linux.git - Linux kernel source treePatch
Jump to