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kernel: Linux kernel KVM: Privilege escalation or denial of service due to improper shadow page table entry handling

🗓️ 08 Jul 2026 04:21:12Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

A Linux kernel flaw lets a user manipulate shadow page table entries during memory mapped I/O, risking DoS.

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Packages
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.10ppc64lekpatch-patch-4_18_0-553_109_11-6.el8_10kpatch-patch-4_18_0-553_109_1-1-6.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10x86_64kpatch-patch-4_18_0-553_109_11-6.el8_10kpatch-patch-4_18_0-553_109_1-1-6.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10ppc64lekpatch-patch-4_18_0-553_109_1-debuginfo1-6.el8_10kpatch-patch-4_18_0-553_109_1-debuginfo-1-6.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10x86_64kpatch-patch-4_18_0-553_109_1-debuginfo1-6.el8_10kpatch-patch-4_18_0-553_109_1-debuginfo-1-6.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10ppc64lekpatch-patch-4_18_0-553_109_1-debugsource1-6.el8_10kpatch-patch-4_18_0-553_109_1-debugsource-1-6.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10x86_64kpatch-patch-4_18_0-553_109_1-debugsource1-6.el8_10kpatch-patch-4_18_0-553_109_1-debugsource-1-6.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10ppc64lekpatch-patch-4_18_0-553_125_11-3.el8_10kpatch-patch-4_18_0-553_125_1-1-3.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10x86_64kpatch-patch-4_18_0-553_125_11-3.el8_10kpatch-patch-4_18_0-553_125_1-1-3.el8_10.x86_64.rpm
Red Hat Enterprise Linux8.10ppc64lekpatch-patch-4_18_0-553_125_1-debuginfo1-3.el8_10kpatch-patch-4_18_0-553_125_1-debuginfo-1-3.el8_10.ppc64le.rpm
Red Hat Enterprise Linux8.10x86_64kpatch-patch-4_18_0-553_125_1-debuginfo1-3.el8_10kpatch-patch-4_18_0-553_125_1-debuginfo-1-3.el8_10.x86_64.rpm
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