kernel security update

6.12.0-124.31.1 - Add new Oracle Linux Driver Signing key 1 certificate Orabug: 37985782 - Disable UKI signing Orabug: 36571828 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list...

kernel: KVM: arm64: Tear down vGIC on failed vCPU creation

A use-after-free flaw was found in KVM for arm64 in the Linux Kernel, if the kvmarchvcpucreate fails to share the vCPU page with the hypervisor. This vulnerability could even lead to a kernel information leak problem...

UBUNTU-CVE-2025-40266

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Check the untrusted offset in FF-A memory share Verify the offset to prevent OOB access in the hypervisor FF-A buffer in case an untrusted large enough value U32MAX - sizeofstruct ffacompositememregion + 1, U32MAX is...

CVE-2025-40184 KVM: arm64: Fix debug checking for np-guests using huge mappings

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix debug checking for np-guests using huge mappings When running with transparent huge pages and CONFIGNVHEEL2DEBUG then the debug checking in asserthostsharedguest fails on the launch of an np-guest. This WARNON...

AZL-69412 CVE-2025-40102 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Prevent access to vCPU events before init Another day, another syzkaller bug. KVM erroneously allows userspace to pend vCPU events for a vCPU that hasn't been initialized yet, leading to KVM interpreting a bunch of...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-425481)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-425481 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-v2: Check for non-NULL vCPU in vgicv2parseattr vgicv2parseattr is responsible fo...

Linux Distros Unpatched Vulnerability : CVE-2023-53319

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Handle kvmarminit failure correctly in finalizepkvm Currently there is no...

CVE-2023-53319

CVE-2023-53319 (Linux kernel, KVM arm64) : The issue arises from a race between finalize_pkvm() and kvm_arm_init() initcalls, where finalize_pkvm() proceeds even if kvm_arm_init() fails, causing warnings and a potential HYP panic. The connected Astra/SUSE OSV entries confirm this vulnerability in...

DEBIAN-CVE-2024-26691

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fix circular locking dependency The rule inside kvm enforces that the vcpu-mutex is taken inside kvm-lock. The rule is violated by the pkvmcreatehypvm which acquires the kvm-lock while already holding the vcpu-mutex...