Vulnerability Details : CVE-2017-18232
The Serial Attached SCSI (SAS) implementation in the Linux kernel through 4.15.9 mishandles a mutex within libsas, which allows local users to cause a denial of service (deadlock) by triggering certain error-handling code.
Vulnerability category: Denial of service
Products affected by CVE-2017-18232
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-18232
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-2017-18232
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
2.1
|
LOW | AV:L/AC:L/Au:N/C:N/I:N/A:P |
3.9
|
2.9
|
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 |
References for CVE-2017-18232
-
https://usn.ubuntu.com/4163-2/
USN-4163-2: Linux kernel (Xenial HWE) vulnerabilities | Ubuntu security notices
-
https://access.redhat.com/errata/RHSA-2018:3096
RHSA-2018:3096 - Security Advisory - Red Hat Customer Portal
-
https://access.redhat.com/errata/RHSA-2018:3083
RHSA-2018:3083 - Security Advisory - Red Hat Customer Portal
-
https://usn.ubuntu.com/4163-1/
USN-4163-1: Linux kernel vulnerabilities | Ubuntu security notices
-
http://www.securityfocus.com/bid/103423
Linux Kernel CVE-2017-18232 Local Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0558f33c06bb910e2879e355192227a8e8f0219d
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
-
https://github.com/torvalds/linux/commit/0558f33c06bb910e2879e355192227a8e8f0219d
scsi: libsas: direct call probe and destruct · torvalds/linux@0558f33 · GitHubPatch;Third Party Advisory
-
https://www.debian.org/security/2018/dsa-4187
Debian -- Security Information -- DSA-4187-1 linux
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