Medium severity5.5NVD Advisory· Published Mar 16, 2017· Updated Jun 17, 2026

CVE-2017-6951

Description

The keyring_search_aux function in security/keys/keyring.c in the Linux kernel through 3.14.79 allows local users to cause a denial of service (NULL pointer dereference and OOPS) via a request_key system call for the "dead" type.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Linux/Kernel
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Range: <=3.14.79
osv-coords69 versions
pkg:rpm/suse/cluster-network&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4 pkg:rpm/suse/cluster-network&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/drbd&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4 pkg:rpm/suse/drbd-kmp&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4 pkg:rpm/suse/drbd-kmp&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/gfs2&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4 pkg:rpm/suse/gfs2&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/kernel-bigmem&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-bigmem&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-bigsmp&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP1 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1 pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2012 pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3 pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1 pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3 pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-ppc64&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-ppc64&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/kernel-rt_trace&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3 pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSS pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_15&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012 pkg:rpm/suse/kgraft-patch-SLE12_Update_28&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/ocfs2&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4 pkg:rpm/suse/ocfs2&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4
< 1.4-2.32.2.14+ 68 more
- (no CPE)range: < 1.4-2.32.2.14
- (no CPE)range: < 1.4-2.32.2.14
- (no CPE)range: < 8.4.4-0.27.2.1
- (no CPE)range: < 8.4.4-0.27.2.13
- (no CPE)range: < 8.4.4-0.27.2.13
- (no CPE)range: < 2-0.24.2.14
- (no CPE)range: < 2-0.24.2.14
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.12.61-52.101.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101-108.7.2
- (no CPE)range: < 3.12.74-60.64.40.4
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.0.101.rt130-69.5.1
- (no CPE)range: < 3.0.101.rt130-69.5.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.12.61-52.101.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101.rt130-69.5.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.12.61-52.101.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101.rt130-69.5.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-0.47.106.5.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 3.12.61-52.101.1
- (no CPE)range: < 3.0.101-108.7.1
- (no CPE)range: < 3.12.74-60.64.40.1
- (no CPE)range: < 1-4.1
- (no CPE)range: < 1-8.1
- (no CPE)range: < 1.6-0.28.3.4
- (no CPE)range: < 1.6-0.28.3.4

Patches

Vulnerability mechanics

References

www.securityfocus.com/bid/96943nvdThird Party AdvisoryVDB Entry
www.spinics.net/lists/keyrings/msg01845.htmlnvdMailing ListThird Party Advisory
www.spinics.net/lists/keyrings/msg01846.htmlnvdMailing ListThird Party Advisory
www.spinics.net/lists/keyrings/msg01849.htmlnvdMailing ListThird Party Advisory
access.redhat.com/errata/RHSA-2017:1842nvd
access.redhat.com/errata/RHSA-2017:2077nvd
access.redhat.com/errata/RHSA-2017:2669nvd

News mentions

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cvss	0.358
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000