CVE-2017-18224
low-risk
Published 2018-03-12
In the Linux kernel before 4.15, fs/ocfs2/aops.c omits use of a semaphore and consequently has a race condition for access to the extent tree during read operations in DIRECT mode, which allows local users to cause a denial of service (BUG) by modifying a certain e_cpos field.
Do I need to act?
-
0.05% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10
Medium
LOCAL
/ HIGH complexity
Affected Products (1)
Affected Vendors
References (8)
Third Party Advisory
http://www.securityfocus.com/bid/103353
Third Party Advisory
http://www.securityfocus.com/bid/103353
17
/ 100
low-risk
Severity
12/34 · Low
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal