CVE-2015-8970
low-risk
Published 2016-11-28
crypto/algif_skcipher.c in the Linux kernel before 4.4.2 does not verify that a setkey operation has been performed on an AF_ALG socket before an accept system call is processed, which allows local users to cause a denial of service (NULL pointer dereference and system crash) via a crafted application that does not supply a key, related to the lrw_crypt function in crypto/lrw.c.
Do I need to act?
-
0.04% 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 5.5/10
Medium
LOCAL
/ LOW complexity
Affected Products (1)
Affected Vendors
References (22)
Third Party Advisory
http://www.securityfocus.com/bid/94217
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1386286
Third Party Advisory
http://www.securityfocus.com/bid/94217
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=1386286
and 2 more references
23
/ 100
low-risk
Severity
18/34 · Moderate
Exploitability
0/34 · Minimal
Exposure
5/34 · Minimal