High severity7.8NVD Advisory· Published Mar 31, 2017· Updated Jun 17, 2026
CVE-2017-2647
CVE-2017-2647
Description
The KEYS subsystem in the Linux kernel before 3.18 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving a NULL value for a certain match field, related to the keyring_search_iterator function in keyring.c.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
70- osv-coords69 versionspkg:rpm/suse/cluster-network&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4pkg:rpm/suse/cluster-network&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/drbd&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4pkg:rpm/suse/drbd-kmp&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4pkg:rpm/suse/drbd-kmp&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/gfs2&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4pkg:rpm/suse/gfs2&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-bigmem&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-bigmem&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-bigsmp&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Workstation%20Extension%2012%20SP1pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2012pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-ec2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP1pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-pae&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-ppc64&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-ppc64&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-rt_trace&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-trace&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP1pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_15&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012pkg:rpm/suse/kgraft-patch-SLE12_Update_28&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/ocfs2&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2011%20SP4pkg: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
10- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdIssue TrackingPatchThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatch
- github.com/torvalds/linux/commit/c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81nvdIssue TrackingPatchThird Party Advisory
- www.securityfocus.com/bid/97258nvdThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2017:1842nvd
- access.redhat.com/errata/RHSA-2017:2077nvd
- access.redhat.com/errata/RHSA-2017:2437nvd
- access.redhat.com/errata/RHSA-2017:2444nvd
- usn.ubuntu.com/3849-1/nvd
- usn.ubuntu.com/3849-2/nvd
News mentions
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