CVE Feed

Dashboard / CVE / CVE-2016-4470

CVE-2016-4470

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.

Published:Jun 15, 2016

Last Modified:Apr 12, 2025

EPS:Jun 27, 2016

EPSS Score:0.00057

CVSS Score:5.5

Affected Products

Vendor

Product

Action

Vendor

Linux

Product

Linux Kernel

Linux

Linux Kernel

Vendor

Novell

Product

Suse Linux Enterprise Real Time Extension

Novell

Suse Linux Enterprise Real Time Extension

Vendor

Oracle

Product

Linux

Oracle

Linux

Vendor

Oracle

Product

Vm Server

Oracle

Vm Server

Vendor

Redhat

Product

Enterprise Linux

Redhat

Enterprise Linux

Vendor

Redhat

Product

Enterprise Linux Desktop

Redhat

Enterprise Linux Desktop

Vendor

Redhat

Product

Enterprise Linux For Real Time

Redhat

Enterprise Linux For Real Time

Vendor

Redhat

Product

Enterprise Linux Hpc Node

Redhat

Enterprise Linux Hpc Node

Vendor

Redhat

Product

Enterprise Linux Hpc Node Eus

Redhat

Enterprise Linux Hpc Node Eus

Vendor

Redhat

Product

Enterprise Linux Server

Redhat

Enterprise Linux Server

Vendor

Redhat

Product

Enterprise Linux Server Aus

Redhat

Enterprise Linux Server Aus

Vendor

Redhat

Product

Enterprise Linux Server Eus

Redhat

Enterprise Linux Server Eus

Vendor

Redhat

Product

Enterprise Linux Workstation

Redhat

Enterprise Linux Workstation

Vendor

Redhat

Product

Enterprise Mrg

Redhat

Enterprise Mrg

Vendor

Redhat

Product

Rhel Aus

Redhat

Rhel Aus

Vendor

Redhat

Product

Rhel Eus

Redhat

Rhel Eus

Vendor

Redhat

Product

Rhel Extras Rt

Redhat

Rhel Extras Rt

Exploits

No exploit reference

Common Weakness Enumeration

CWE-253 Incorrect Check of Function Return Value

Common Attack Pattern Enumeration and Classification (CAPEC)

No CAPEC recorded yet

Related CVEs

CVE-2026-80925 — In the Linux kernel, the following vulnerability has been resolved: vlan: fix skb_under_panic and races when …

CVE-2026-80924 (CVSS 7.5) — In the Linux kernel, the following vulnerability has been resolved: crypto: krb5 - use kfree_sensitive() for …

CVE-2026-80923 — In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on tty_regis…

CVE-2026-80922 — In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random…

CVE-2026-80921 (CVSS 8.8) — In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: zero stale crypto bits …

CVE-2026-80920 — In the Linux kernel, the following vulnerability has been resolved: io_uring: defer eventfd signaling when qu…

CVE-2026-80919 — In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix recursive ww_mutex acquir…

CVE-2026-80918 — In the Linux kernel, the following vulnerability has been resolved: HID: core: fix number/pointer type confus…

CVE-2026-80917 — In the Linux kernel, the following vulnerability has been resolved: PCI: host-generic: Fix NULL pointer deref…

CVE-2026-80916 — In the Linux kernel, the following vulnerability has been resolved: kcov: fix data corruption and race condit…

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=38327424b40bcebe2de92d07312c89360ac9229a

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00012.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00013.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00027.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html

http://rhn.redhat.com/errata/RHSA-2016-1532.html

http://rhn.redhat.com/errata/RHSA-2016-1539.html

http://rhn.redhat.com/errata/RHSA-2016-1541.html

http://rhn.redhat.com/errata/RHSA-2016-1657.html

http://rhn.redhat.com/errata/RHSA-2016-2006.html

http://rhn.redhat.com/errata/RHSA-2016-2074.html

http://rhn.redhat.com/errata/RHSA-2016-2076.html

http://rhn.redhat.com/errata/RHSA-2016-2128.html

http://rhn.redhat.com/errata/RHSA-2016-2133.html

http://www.debian.org/security/2016/dsa-3607

http://www.openwall.com/lists/oss-security/2016/06/15/11

http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

http://www.securitytracker.com/id/1036763

http://www.ubuntu.com/usn/USN-3049-1

http://www.ubuntu.com/usn/USN-3050-1

http://www.ubuntu.com/usn/USN-3051-1

http://www.ubuntu.com/usn/USN-3052-1

http://www.ubuntu.com/usn/USN-3053-1

http://www.ubuntu.com/usn/USN-3054-1

http://www.ubuntu.com/usn/USN-3055-1

http://www.ubuntu.com/usn/USN-3056-1

http://www.ubuntu.com/usn/USN-3057-1

https://bugzilla.redhat.com/show_bug.cgi?id=1341716

https://github.com/torvalds/linux/commit/38327424b40bcebe2de92d07312c89360ac9229a

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=38327424b40bcebe2de92d07312c89360ac9229a

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00003.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00008.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00009.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00012.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00013.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00014.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00015.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00016.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00017.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00018.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00019.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00020.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00021.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00022.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00023.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00026.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00027.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html

http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html

http://rhn.redhat.com/errata/RHSA-2016-1532.html

http://rhn.redhat.com/errata/RHSA-2016-1539.html

http://rhn.redhat.com/errata/RHSA-2016-1541.html

http://rhn.redhat.com/errata/RHSA-2016-1657.html

http://rhn.redhat.com/errata/RHSA-2016-2006.html

http://rhn.redhat.com/errata/RHSA-2016-2074.html

http://rhn.redhat.com/errata/RHSA-2016-2076.html

http://rhn.redhat.com/errata/RHSA-2016-2128.html

http://rhn.redhat.com/errata/RHSA-2016-2133.html

http://www.debian.org/security/2016/dsa-3607

http://www.openwall.com/lists/oss-security/2016/06/15/11

http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2016-3090545.html

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

http://www.securitytracker.com/id/1036763

http://www.ubuntu.com/usn/USN-3049-1

http://www.ubuntu.com/usn/USN-3050-1

http://www.ubuntu.com/usn/USN-3051-1

http://www.ubuntu.com/usn/USN-3052-1

http://www.ubuntu.com/usn/USN-3053-1

http://www.ubuntu.com/usn/USN-3054-1

http://www.ubuntu.com/usn/USN-3055-1

http://www.ubuntu.com/usn/USN-3056-1

http://www.ubuntu.com/usn/USN-3057-1

https://bugzilla.redhat.com/show_bug.cgi?id=1341716

https://github.com/torvalds/linux/commit/38327424b40bcebe2de92d07312c89360ac9229a

Common Vulnerability Scoring System

Attack Vector

Network

Adjacent

Local

Physical

Privileges Required

None

Low

High

User Interaction

None

Required

Scope

Unchanged

Changed

Confidentiality

None

Low

High

Integrity

None

Low

High

Availability

None

Low

High