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kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected role

🗓️ 23 Jul 2026 00:41:55Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

A flaw was found in the Linux kernel's Kernel-based Virtual Machine (KVM) x86 shadow paging mechanism. This vulnerability occurs when a host page directory entry (PDE) mapping is changed from within the guest, leading to an unexpected role mismatc...

Related
Packages
Refs
ReporterTitlePublishedViews
Family
GithubExploit		Exploit for CVE-2026-53359
7 Jul 202604:35
–githubexploit
GithubExploit		Exploit for CVE-2026-53359
7 Jul 202609:52
–githubexploit
GithubExploit		Exploit for CVE-2026-53359
15 Jul 202614:46
–githubexploit
GithubExploit		Exploit for CVE-2026-53359
15 Jul 202610:52
–githubexploit
GithubExploit		Januscape
6 Jul 202615:35
–githubexploit
ATTACKERKB		CVE-2026-53359
4 Jul 202611:51
–attackerkb
Tenable Nessus		Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1969)
20 Jul 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1970)
20 Jul 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-126 (ALASKERNEL-5.10-2026-126)
20 Jul 202600:00
–nessus
Tenable Nessus		AlmaLinux 10 : kernel (ALSA-2026:36956)
10 Jul 202600:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.6ppc64lekpatch-patch-5_14_0-570_116_11-5.el9_6kpatch-patch-5_14_0-570_116_1-1-5.el9_6.ppc64le.rpm
Red Hat Enterprise Linux9.6x86_64kpatch-patch-5_14_0-570_116_11-5.el9_6kpatch-patch-5_14_0-570_116_1-1-5.el9_6.x86_64.rpm
Red Hat Enterprise Linux9.6ppc64lekpatch-patch-5_14_0-570_116_1-debuginfo1-5.el9_6kpatch-patch-5_14_0-570_116_1-debuginfo-1-5.el9_6.ppc64le.rpm
Red Hat Enterprise Linux9.6x86_64kpatch-patch-5_14_0-570_116_1-debuginfo1-5.el9_6kpatch-patch-5_14_0-570_116_1-debuginfo-1-5.el9_6.x86_64.rpm
Red Hat Enterprise Linux9.6ppc64lekpatch-patch-5_14_0-570_116_1-debugsource1-5.el9_6kpatch-patch-5_14_0-570_116_1-debugsource-1-5.el9_6.ppc64le.rpm
Red Hat Enterprise Linux9.6x86_64kpatch-patch-5_14_0-570_116_1-debugsource1-5.el9_6kpatch-patch-5_14_0-570_116_1-debugsource-1-5.el9_6.x86_64.rpm
Red Hat Enterprise Linux9.6ppc64lekpatch-patch-5_14_0-570_17_11-20.el9_6kpatch-patch-5_14_0-570_17_1-1-20.el9_6.ppc64le.rpm
Red Hat Enterprise Linux9.6x86_64kpatch-patch-5_14_0-570_17_11-20.el9_6kpatch-patch-5_14_0-570_17_1-1-20.el9_6.x86_64.rpm
Red Hat Enterprise Linux9.6ppc64lekpatch-patch-5_14_0-570_17_1-debuginfo1-20.el9_6kpatch-patch-5_14_0-570_17_1-debuginfo-1-20.el9_6.ppc64le.rpm
Red Hat Enterprise Linux9.6x86_64kpatch-patch-5_14_0-570_17_1-debuginfo1-20.el9_6kpatch-patch-5_14_0-570_17_1-debuginfo-1-20.el9_6.x86_64.rpm
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23 Jul 2026 02:44Current
7.6High risk
Vulners AI Score7.6
CVSS 3.18.8
EPSS0.0012
CWE-825
3