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kernel: iommu: disable SVA when CONFIG_X86 is set

🗓️ 04 Jun 2026 10:49:34Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 10 Views

IOMMU SVA on x86 may cache stale kernel page tables, enabling DMA or privilege escalation; disable SVA on x86.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.4aarch64bpftool0:7.3.0-427.129.1.el9_4bpftool-0:7.3.0-427.129.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lebpftool0:7.3.0-427.129.1.el9_4bpftool-0:7.3.0-427.129.1.el9_4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xbpftool0:7.3.0-427.129.1.el9_4bpftool-0:7.3.0-427.129.1.el9_4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64bpftool0:7.3.0-427.129.1.el9_4bpftool-0:7.3.0-427.129.1.el9_4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64bpftool-debuginfo0:7.3.0-427.129.1.el9_4bpftool-debuginfo-0:7.3.0-427.129.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lebpftool-debuginfo0:7.3.0-427.129.1.el9_4bpftool-debuginfo-0:7.3.0-427.129.1.el9_4.ppc64le.rpm
Red Hat Enterprise Linux9.4s390xbpftool-debuginfo0:7.3.0-427.129.1.el9_4bpftool-debuginfo-0:7.3.0-427.129.1.el9_4.s390x.rpm
Red Hat Enterprise Linux9.4x86_64bpftool-debuginfo0:7.3.0-427.129.1.el9_4bpftool-debuginfo-0:7.3.0-427.129.1.el9_4.x86_64.rpm
Red Hat Enterprise Linux9.4aarch64kernel0:5.14.0-427.129.1.el9_4kernel-0:5.14.0-427.129.1.el9_4.aarch64.rpm
Red Hat Enterprise Linux9.4ppc64lekernel0:5.14.0-427.129.1.el9_4kernel-0:5.14.0-427.129.1.el9_4.ppc64le.rpm
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28 Jun 2026 09:32Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.17.8
EPSS0.00145
SSVC
10