High severity7.8NVD Advisory· Published May 21, 2024· Updated Aug 4, 2026

CVE-2021-47296

Description

In the Linux kernel, the following vulnerability has been resolved:

KVM: PPC: Fix kvm_arch_vcpu_ioctl vcpu_load leak

vcpu_put is not called if the user copy fails. This can result in preempt notifier corruption and crashes, among other issues.

AI Insight

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

Affected products

Linux/Kernel5 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 4 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=4.18,<4.19.199
- cpe:2.3:o:linux:linux_kernel:5.14:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:5.14:rc2:*:*:*:*:*:*
- (no CPE)
- (no CPE)range: 4.18
osv-coords67 versions
pkg:rpm/suse/kernel-64kb&distro=SUSE%20Enterprise%20Storage%207.1 pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSS pkg:rpm/suse/kernel-64kb&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Enterprise%20Storage%207.1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Availability%20Extension%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.1 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Micro%205.2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Enterprise%20Storage%207.1 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSS pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.1 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Micro%205.2 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/kernel-default-base&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3 pkg:rpm/suse/kernel-docs&distro=SUSE%20Enterprise%20Storage%207.1 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSS pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/kernel-docs&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3 pkg:rpm/suse/kernel-livepatch-SLE15-SP2_Update_49&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP2 pkg:rpm/suse/kernel-livepatch-SLE15-SP3_Update_45&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015%20SP3 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Enterprise%20Storage%207.1 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSS pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/kernel-obs-build&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Enterprise%20Storage%207.1 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSS pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/kernel-preempt&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.1 pkg:rpm/suse/kernel-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.2 pkg:rpm/suse/kernel-source&distro=SUSE%20Enterprise%20Storage%207.1 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.1 pkg:rpm/suse/kernel-source-rt&distro=SUSE%20Linux%20Enterprise%20Micro%205.2 pkg:rpm/suse/kernel-syms&distro=SUSE%20Enterprise%20Storage%207.1 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSS pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSS pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSS pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2 pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3 pkg:rpm/suse/kernel-zfcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSS
< 5.3.18-150300.59.164.1+ 66 more
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.59.164.1.150300.18.96.1
- (no CPE)range: < 5.3.18-150200.24.194.1.150200.9.99.1
- (no CPE)range: < 5.3.18-150300.59.164.1.150300.18.96.1
- (no CPE)range: < 5.3.18-150300.59.164.1.150300.18.96.1
- (no CPE)range: < 5.3.18-150300.59.164.1.150300.18.96.1
- (no CPE)range: < 5.3.18-150200.24.194.1.150200.9.99.1
- (no CPE)range: < 5.3.18-150300.59.164.1.150300.18.96.1
- (no CPE)range: < 5.3.18-150200.24.194.1.150200.9.99.1
- (no CPE)range: < 5.3.18-150300.59.164.1.150300.18.96.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 1-150200.5.3.1
- (no CPE)range: < 1-150300.7.3.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.172.1
- (no CPE)range: < 5.3.18-150300.172.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.172.1
- (no CPE)range: < 5.3.18-150300.172.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150200.24.194.1
- (no CPE)range: < 5.3.18-150300.59.164.1
- (no CPE)range: < 5.3.18-150300.59.164.1

cvss	0.507
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000

CVE-2021-47296

Description

AI Insight

Affected products

Patches

Vulnerability mechanics

References

News mentions