CVE-2018-16862
low-risk
Published 2018-11-26
A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.
Do I need to act?
-
0.03% 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
5
CVSS 5.3/10
Medium
LOCAL
/ HIGH complexity
Affected Products (5)
References (22)
Third Party Advisory
http://www.securityfocus.com/bid/106009
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16862
Issue Tracking
https://lore.kernel.org/patchwork/patch/1011367/
Mailing List
https://seclists.org/oss-sec/2018/q4/169
Third Party Advisory
https://usn.ubuntu.com/3879-1/
Third Party Advisory
https://usn.ubuntu.com/3879-2/
Third Party Advisory
http://www.securityfocus.com/bid/106009
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16862
Issue Tracking
https://lore.kernel.org/patchwork/patch/1011367/
Mailing List
https://seclists.org/oss-sec/2018/q4/169
Third Party Advisory
https://usn.ubuntu.com/3879-1/
Third Party Advisory
https://usn.ubuntu.com/3879-2/
and 2 more references
26
/ 100
low-risk
Severity
14/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
12/34 · Low