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kernel: KVM: x86: Load DR6 with guest value only before entering .vcpu_run() loop

🗓️ 19 May 2026 09:04:01Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 13 Views

Fix KVM x86 by loading guest DR6 before the vcpu_run loop to prevent stale DR6.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux10.2aarch64kernel6.12.0-211.7.1.el10_2kernel-6.12.0-211.7.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2ppc64lekernel6.12.0-211.7.1.el10_2kernel-6.12.0-211.7.1.el10_2.ppc64le.rpm
Red Hat Enterprise Linux10.2s390xkernel6.12.0-211.7.1.el10_2kernel-6.12.0-211.7.1.el10_2.s390x.rpm
Red Hat Enterprise Linux10.2x86_64kernel6.12.0-211.7.1.el10_2kernel-6.12.0-211.7.1.el10_2.x86_64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k6.12.0-211.7.1.el10_2kernel-64k-6.12.0-211.7.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-core6.12.0-211.7.1.el10_2kernel-64k-core-6.12.0-211.7.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-debug6.12.0-211.7.1.el10_2kernel-64k-debug-6.12.0-211.7.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-debug-core6.12.0-211.7.1.el10_2kernel-64k-debug-core-6.12.0-211.7.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-debug-debuginfo6.12.0-211.7.1.el10_2kernel-64k-debug-debuginfo-6.12.0-211.7.1.el10_2.aarch64.rpm
Red Hat Enterprise Linux10.2aarch64kernel-64k-debug-devel6.12.0-211.7.1.el10_2kernel-64k-debug-devel-6.12.0-211.7.1.el10_2.aarch64.rpm
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19 Aug 2026 18:59Current
6.3Medium risk
Vulners AI Score6.3
CVSS 3.15.5 - 7.3
EPSS0.00221
13