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CVE-2016-4470

Published: Jun 27, 2016Updated: May 6, 2026 Sources: CVE List NVDNVD-CWE-Other
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
0.6%
Top 56.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

The key_reject_and_link function in security/keys/key.c in the Linux kernel through 4.6.3 does not ensure that a certain data structure is initialized, which allows local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

NVD-CWE-Other

Affected Products

n/an/a
vm serveroracle
On-prem
Databases / relational
linuxoracle
On-prem
Databases / cache-message-queue
linux kernellinux
On-premOS
Operating Systems
suse linux enterprise real time extensionnovell
On-premOS
Operating Systems / linux-distro
oraclecommercialUSDatabasesaka oracle corp.
linuxoss-projectOperating Systemsaka the linux kernel
novellcommercialUSOperating Systemsaka suse novell, novell suse
and 10 more affected products View all →

Exploitability

Official Patch Available

References

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
oracle.com
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html
lists.opensuse.org
and 45 more references View all →

Timeline

Published
Jun 27, 2016
Last Updated
May 6, 2026

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