Medium severity5.5NVD Advisory· Published Dec 28, 2016· Updated Jun 17, 2026

CVE-2016-9756

Description

arch/x86/kvm/emulate.c in the Linux kernel before 4.8.12 does not properly initialize Code Segment (CS) in certain error cases, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.

AI Insight

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

Affected products

101

Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=4.8.11
- (no CPE)range: <4.8.12
osv-coords99 versions
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-bigsmp&distro=SUSE%20Manager%202.1 pkg:rpm/suse/kernel-bigsmp&distro=SUSE%20Manager%20Proxy%202.1 pkg:rpm/suse/kernel-bigsmp&distro=SUSE%20OpenStack%20Cloud%205 pkg:rpm/suse/kernel-compute_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1 pkg:rpm/suse/kernel-compute&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1 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%20SP2-LTSS 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 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-default&distro=SUSE%20Manager%202.1 pkg:rpm/suse/kernel-default&distro=SUSE%20Manager%20Proxy%202.1 pkg:rpm/suse/kernel-default&distro=SUSE%20OpenStack%20Cloud%205 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%20SP2-LTSS 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-ec2&distro=SUSE%20Manager%202.1 pkg:rpm/suse/kernel-ec2&distro=SUSE%20Manager%20Proxy%202.1 pkg:rpm/suse/kernel-ec2&distro=SUSE%20OpenStack%20Cloud%205 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%20SP2-LTSS 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_debug&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1 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%20SP2-LTSS 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 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%202.1 pkg:rpm/suse/kernel-source&distro=SUSE%20Manager%20Proxy%202.1 pkg:rpm/suse/kernel-source&distro=SUSE%20OpenStack%20Cloud%205 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1 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%20SP2-LTSS 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 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%202.1 pkg:rpm/suse/kernel-syms&distro=SUSE%20Manager%20Proxy%202.1 pkg:rpm/suse/kernel-syms&distro=SUSE%20OpenStack%20Cloud%205 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2011%20SP4 pkg:rpm/suse/kernel-syms-rt&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2012%20SP1 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%20SP2-LTSS 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-trace&distro=SUSE%20Manager%202.1 pkg:rpm/suse/kernel-trace&distro=SUSE%20Manager%20Proxy%202.1 pkg:rpm/suse/kernel-trace&distro=SUSE%20OpenStack%20Cloud%205 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%20SP2-LTSS 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 pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1 pkg:rpm/suse/kernel-xen&distro=SUSE%20Manager%202.1 pkg:rpm/suse/kernel-xen&distro=SUSE%20Manager%20Proxy%202.1 pkg:rpm/suse/kernel-xen&distro=SUSE%20OpenStack%20Cloud%205 pkg:rpm/suse/kgraft-patch-SLE12-SP1_Update_12&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012 pkg:rpm/suse/kgraft-patch-SLE12_Update_19&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSS pkg:rpm/suse/kgraft-patch-SLE12_Update_19&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012
< 3.0.101-94.1+ 98 more
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.12.69-60.30.1
- (no CPE)range: < 3.12.69-60.30.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.7.53.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.12.61-52.66.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.61-52.66.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-94.2
- (no CPE)range: < 3.12.69-60.64.29.3
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.7.53.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.7.53.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.69-60.30.1
- (no CPE)range: < 3.0.101.rt130-68.1
- (no CPE)range: < 3.12.69-60.30.1
- (no CPE)range: < 3.0.101.rt130-68.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.7.53.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.12.61-52.66.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.61-52.66.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101.rt130-68.1
- (no CPE)range: < 3.12.69-60.30.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.7.53.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.12.61-52.66.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.61-52.66.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101.rt130-68.1
- (no CPE)range: < 3.12.69-60.30.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.7.53.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.7.53.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.12.61-52.66.1
- (no CPE)range: < 3.0.101-94.1
- (no CPE)range: < 3.12.61-52.66.1
- (no CPE)range: < 3.12.69-60.64.29.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 3.0.101-0.47.96.1
- (no CPE)range: < 1-4.1
- (no CPE)range: < 1-2.1
- (no CPE)range: < 1-2.1

Patches

Vulnerability mechanics

References

git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdPatchVendor Advisory
www.openwall.com/lists/oss-security/2016/12/01/1nvdMailing ListPatch
github.com/torvalds/linux/commit/2117d5398c81554fbf803f5fd1dc55eb78216c0cnvdPatchVendor Advisory
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.8.12nvdRelease Notes
bugzilla.redhat.com/show_bug.cginvdIssue Tracking
lists.opensuse.org/opensuse-security-announce/2017-01/msg00000.htmlnvd
www.securityfocus.com/bid/94615nvd

News mentions

No linked articles in our index yet.

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