Vulnerability Details : CVE-2016-10318
A missing authorization check in the fscrypt_process_policy function in fs/crypto/policy.c in the ext4 and f2fs filesystem encryption support in the Linux kernel before 4.7.4 allows a user to assign an encryption policy to a directory owned by a different user, potentially creating a denial of service.
Vulnerability category: Denial of service
Products affected by CVE-2016-10318
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-10318
0.18%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 54 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-10318
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:P |
8.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2016-10318
-
Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-10318
-
http://www.securityfocus.com/bid/97404
Linux Kernel CVE-2016-10318 Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://github.com/torvalds/linux/commit/163ae1c6ad6299b19e22b4a35d5ab24a89791a98
fscrypto: add authorization check for setting encryption policy · torvalds/linux@163ae1c · GitHubPatch;Third Party Advisory
-
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.4
Release Notes;Vendor Advisory
-
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=163ae1c6ad6299b19e22b4a35d5ab24a89791a98
kernel/git/torvalds/linux.git - Linux kernel source treePatch;Vendor Advisory
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