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kernel: vhost: move vdpa group bound check to vhost_vdpa

🗓️ 15 Sep 2026 08:31:57Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 5 Views

Out-of-bounds write in Linux kernel vdpa_sim via ASID assigned to vDPA group causing DoS.

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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.8aarch64kernel5.14.0-687.48.1.el9_8kernel-5.14.0-687.48.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8ppc64lekernel5.14.0-687.48.1.el9_8kernel-5.14.0-687.48.1.el9_8.ppc64le.rpm
Red Hat Enterprise Linux9.8s390xkernel5.14.0-687.48.1.el9_8kernel-5.14.0-687.48.1.el9_8.s390x.rpm
Red Hat Enterprise Linux9.8x86_64kernel5.14.0-687.48.1.el9_8kernel-5.14.0-687.48.1.el9_8.x86_64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k5.14.0-687.48.1.el9_8kernel-64k-5.14.0-687.48.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-core5.14.0-687.48.1.el9_8kernel-64k-core-5.14.0-687.48.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-debug5.14.0-687.48.1.el9_8kernel-64k-debug-5.14.0-687.48.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-debug-core5.14.0-687.48.1.el9_8kernel-64k-debug-core-5.14.0-687.48.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-debug-debuginfo5.14.0-687.48.1.el9_8kernel-64k-debug-debuginfo-5.14.0-687.48.1.el9_8.aarch64.rpm
Red Hat Enterprise Linux9.8aarch64kernel-64k-debug-devel5.14.0-687.48.1.el9_8kernel-64k-debug-devel-5.14.0-687.48.1.el9_8.aarch64.rpm
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17 Sep 2026 12:42Current
7High risk
Vulners AI Score7
CVSS 3.17.8
EPSS0.00129
5