Missing Release of Resource after Effective Lifetime Affecting kernel-rt package, versions <0:3.10.0-693.rt56.617.el7
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELRT-2088343
- published 26 Jul 2021
- disclosed 24 Jan 2017
Introduced: 24 Jan 2017
CVE-2017-2596 Open this link in a new tabHow to fix?
Upgrade Centos:7 kernel-rt to version 0:3.10.0-693.rt56.617.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-rt package and not the kernel-rt package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
The nested_vmx_check_vmptr function in arch/x86/kvm/vmx.c in the Linux kernel through 4.9.8 improperly emulates the VMXON instruction, which allows KVM L1 guest OS users to cause a denial of service (host OS memory consumption) by leveraging the mishandling of page references.