CVE-2026-72290 KVM: s390: pci: Fix GISC refcount leak on AIF enable failure

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pci: Fix GISC refcount leak on AIF enable failure kvms390giscregister registers the guest ISC before pinning the guest interrupt forwarding pages and allocating the AISB bit. If any of the later setup steps fails, the...

CVE-2026-72289 KVM: arm64: vgic: Check the interrupt is still ours before migrating it

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic: Check the interrupt is still ours before migrating it vgicpruneaplist drops both aplistlock and irqlock while migrating an interrupt to another vCPU. After reacquiring the locks it only checks that the affinity ...

CVE-2026-72288 KVM: arm64: vgic: Handle race between interrupt affinity change and LPI disabling

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic: Handle race between interrupt affinity change and LPI disabling Hyunwoo Kim reports some really bad races should the following situation occur: - LPI-I is pending in vcpu-B's AP list - vcpu-A writes to vcpu-B's ...

CVE-2026-72287 KVM: nVMX: Move vTPR vs. TPR Threshold consistency check into "normal" checks

In the Linux kernel, the following vulnerability has been resolved: KVM: nVMX: Move vTPR vs. TPR Threshold consistency check into "normal" checks Move the off-by-default consistency check for vmcs12.tprthreshold vs. the virtual APIC vTPR into the "normal" controls checks, as waiting until KVM has...

CVE-2026-72286 KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Do not allow intra-host migration/mirroring of SNP VMs The intra-host migration/mirroring feature is not fully implemented for SEV-SNP VMs. The proper migration requires additional SNP-specific state such as...

CVE-2026-72285 KVM: TDX: Reject concurrent change to CPUID entry count

In the Linux kernel, the following vulnerability has been resolved: KVM: TDX: Reject concurrent change to CPUID entry count Reject KVMTDXINITVM if userspace changes cpuid.nent between the initial read and the subsequent copy of the initialization data. tdxtdinit first reads userdata-cpuid.nent to...

CVE-2026-72284 KVM: x86: Ignore pending PV EOI if the vCPU has since disabled PV EOIs

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Ignore pending PV EOI if the vCPU has since disabled PV EOIs Ignore KVM's internal "service pending PV EOI" request if the vCPU has disabled PV EOIs since the request was made. Asserting that PV EOIs are enabled can fai...

CVE-2026-72282 KVM: Move kvm_io_bus_get_dev() locking responsibilities to callers

In the Linux kernel, the following vulnerability has been resolved: KVM: Move kvmiobusgetdev locking responsibilities to callers kvmiobusgetdev returns a device that is only matched by the address, and nothing else. This can cause a lifetime issue if the matched device is not the expected type, a...

CVE-2026-72283 KVM: x86: Nullify irqfd->producer if updating IRTE for bypass fails

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Nullify irqfd-producer if updating IRTE for bypass fails Nullify irqfd-producer if updating the IRTE for bypass fails, as leaving a dangling pointer will result in a use-after-free if the irqfd is reachable through KVM'...

CVE-2026-72281 KVM: arm64: account pKVM reclaim against the VM mm

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: account pKVM reclaim against the VM mm Protected guest faults charge long term pins to the VM's mm. Teardown can run later from file release, where current-mm may be unrelated. Drop the charge from kvm-mm instead...

CVE-2026-72280 KVM: arm64: nv: Drop bogus WARN for write to ZCR_EL2

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Drop bogus WARN for write to ZCREL2 It is entirely possible for a guest to write to the ZCREL2 sysreg alias while in a nested context, as it is expected if FEATNV2 is advertised to the L1 hypervisor. Get rid of th...

CVE-2026-72279 KVM: arm64: nv: Respect read-only PFN when mapping L1 VNCR

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Respect read-only PFN when mapping L1 VNCR KVM currently maps the L1 VNCR into the host stage-1 by relying entirely on the permissions of the guest stage-1. At the same time, it is entirely possible that the backi...

CVE-2026-72278 KVM: arm64: nv: Re-translate VNCR before injecting abort

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Re-translate VNCR before injecting abort KVM faults in the VNCR page with FOLLWRITE whenever the guest aborts for a write, similar to how a regular stage-2 mapping is handled. It is entirely possible that the gues...

CVE-2026-72277 KVM: arm64: nv: Inject SEA if guest VNCR isn't normal memory

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Inject SEA if guest VNCR isn't normal memory When constructing an L1 VNCR mapping, KVM unconditionally uses cacheable memory attributes, even if the underlying PFN isn't memory. This gets particularly hairy if the...

CVE-2026-72276 fbdev: metronomefb: fix potential memory leak in metronomefb_probe()

In the Linux kernel, the following vulnerability has been resolved: fbdev: metronomefb: fix potential memory leak in metronomefbprobe The memory allocated for pagerefs in fbdeferredioinit is not freed on the error path. Fix it by calling fbdeferrediocleanup...

CVE-2026-72275 fbdev: broadsheetfb: fix potential memory leak in broadsheetfb_probe()

In the Linux kernel, the following vulnerability has been resolved: fbdev: broadsheetfb: fix potential memory leak in broadsheetfbprobe The memory allocated for pagerefs in fbdeferredioinit is not freed on the error path. Fix it by calling fbdeferrediocleanup...

CVE-2026-72274 fbdev: hecubafb: fix potential memory leak in hecubafb_probe()

In the Linux kernel, the following vulnerability has been resolved: fbdev: hecubafb: fix potential memory leak in hecubafbprobe The memory allocated for pagerefs in fbdeferredioinit is not freed on the error path. Fix it by calling fbdeferrediocleanup...

CVE-2026-72273 fbdev: efifb: fix memory leak in efifb_probe()

In the Linux kernel, the following vulnerability has been resolved: fbdev: efifb: fix memory leak in efifbprobe Since commit 73ce73c30ba9 "fbdev: Transfer video= option strings to caller; clarify ownership" the string returned from fbgetoptions is expected to be freed by the caller, but the strin...

CVE-2026-72272 fbdev: radeon: fix potential memory leak in radeonfb_pci_register()

In the Linux kernel, the following vulnerability has been resolved: fbdev: radeon: fix potential memory leak in radeonfbpciregister The function radeonfbpciregister allocates memory for modelist by calling radeoncheckmodes which calls fbaddvideomode. The memory is appended to info-modelist, but i...

CVE-2026-72271 fbdev: i740fb: fix potential memory leak in i740fb_probe()

In the Linux kernel, the following vulnerability has been resolved: fbdev: i740fb: fix potential memory leak in i740fbprobe In i740fbprobe, the memory allocated in fbvideomodetomodelist for modelist is not freed in the error paths. Fix that by calling fbdestroymodelist...