CVE-2017-18203
Advisory lineage Upstream: 0 Downstream: 17
Modified
Published: 27 Feb 2018, 20:00
Last modified:05 Aug 2024, 21:13
Vulnerability Summary
Overall Risk (default)
low
19/100 CVSS Score
4.7 MEDIUM
v3.0 (nvd)
EPSS Score
0.05% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected
Timeline
27 Feb 2018, 20:00
Published
Vulnerability first disclosed
05 Aug 2024, 21:13
Last Modified
Vulnerability information updated
Description
The dm_get_from_kobject function in drivers/md/dm.c in the Linux kernel before 4.14.3 allow local users to cause a denial of service (BUG) by leveraging a race condition with __dm_destroy during creation and removal of DM devices.
CVSS Metrics
- v3.0•MEDIUM•Score: 4.7CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
- v2.0•LOW•Score: 1.9AV:L/AC:M/Au:N/C:N/I:N/A:P
EPSS Trends
Current EPSS score: 0.05%• Percentile: 17%
Techniques & Countermeasures
- CWE-362•Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.
Affected Systems
- linux•linux_kernel
< 4.14.3
References (17)
- https://www.debian.org/security/2018/dsa-4187
- https://usn.ubuntu.com/3619-2/
- http://www.securityfocus.com/bid/103184
- https://github.com/torvalds/linux/commit/b9a41d21dceadf8104812626ef85dc56ee8a60ed
- https://access.redhat.com/errata/RHSA-2018:1854
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.3
- https://access.redhat.com/errata/RHSA-2018:1062
- https://access.redhat.com/errata/RHSA-2018:0676
- https://usn.ubuntu.com/3653-2/
- https://usn.ubuntu.com/3655-1/
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9a41d21dceadf8104812626ef85dc56ee8a60ed
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
- https://usn.ubuntu.com/3655-2/
- https://usn.ubuntu.com/3653-1/
- https://usn.ubuntu.com/3657-1/
- https://usn.ubuntu.com/3619-1/
- https://access.redhat.com/errata/RHSA-2019:4154