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In the Linux kernel, the following vulnerability has been resolved:
KVM: arm64: Fix shift-out-of-bounds bug
Fix a shift-out-of-bounds bug reported by UBSAN when running VM with MTE enabled host kernel.
UBSAN: shift-out-of-bounds in arch/arm64/kvm/sys_regs.c:1988:14 shift exponent 33 is too large for 32-bit type 'int' CPU: 26 UID: 0 PID: 7629 Comm: qemu-kvm Not tainted 6.12.0-rc2 #34 Hardware name: IEI NF5280R7/Mitchell MB, BIOS 00.00. 2024-10-12 09:28:54 10/14/2024 Call trace: dump_backtrace+0xa0/0x128 show_stack+0x20/0x38 dump_stack_lvl+0x74/0x90 dump_stack+0x18/0x28 __ubsan_handle_shift_out_of_bounds+0xf8/0x1e0 reset_clidr+0x10c/0x1c8 kvm_reset_sys_regs+0x50/0x1c8 kvm_reset_vcpu+0xec/0x2b0 __kvm_vcpu_set_target+0x84/0x158 kvm_vcpu_set_target+0x138/0x168 kvm_arch_vcpu_ioctl_vcpu_init+0x40/0x2b0 kvm_arch_vcpu_ioctl+0x28c/0x4b8 kvm_vcpu_ioctl+0x4bc/0x7a8 __arm64_sys_ioctl+0xb4/0x100 invoke_syscall+0x70/0x100 el0_svc_common.constprop.0+0x48/0xf0 do_el0_svc+0x24/0x38 el0_svc+0x3c/0x158 el0t_64_sync_handler+0x120/0x130 el0t_64_sync+0x194/0x198
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 27, 2026 | Jul 27, 2026 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Nov 7, 2024 |
| Ubuntu | — | Upgrade linux-image-6.11.0-1009-azureUpgrade linux-image-6.8.0-1027-azure-fdeUpgrade linux-image-6.8.1-1020-realtimeUpgrade linux-image-lowlatencyUpgrade linux-image-raspi-realtimeUpgrade linux-image-aws-lts-24.04Upgrade linux-image-lowlatency-64kUpgrade linux-image-gkeopUpgrade linux-image-oem-22.04dUpgrade linux-image-nvidiaUpgrade linux-image-oem-22.04Upgrade linux-image-oem-22.04cUpgrade linux-image-gkeop-6.8Upgrade linux-image-ibmUpgrade linux-image-6.8.0-1024-oracleUpgrade linux-image-gcpUpgrade linux-image-6.8.0-1026-oemUpgrade linux-image-nvidia-64kUpgrade linux-image-gkeUpgrade linux-image-gcp-64kUpgrade linux-image-virtualUpgrade linux-image-6.8.0-1026-nvidiaUpgrade linux-image-oem-24.04aUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-6.8.0-1027-azureUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-oem-22.04bUpgrade linux-image-6.11.0-1011-oracle-64kUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-azureUpgrade linux-image-6.11.0-1009-azure-fdeUpgrade linux-image-6.11.0-1010-lowlatencyUpgrade linux-image-6.8.0-58-lowlatency-64kUpgrade linux-image-oem-24.04Upgrade linux-image-6.8.0-1028-gcp-64kUpgrade linux-image-6.8.0-1026-nvidia-64kUpgrade linux-image-6.8.0-1026-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1027-awsUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-oracle-64kUpgrade linux-image-6.11.0-1015-oemUpgrade linux-image-6.8.0-1024-ibmUpgrade linux-image-6.11.0-18-genericUpgrade linux-image-generic-64kUpgrade linux-image-azure-nvidiaUpgrade linux-image-6.11.0-18-generic-64kUpgrade linux-image-oem-22.04aUpgrade linux-image-genericUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-raspiUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-oem-24.04bUpgrade linux-image-6.11.0-1010-lowlatency-64kUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-6.8.0-58-genericUpgrade linux-image-6.11.0-1009-awsUpgrade linux-image-6.8.0-1010-gkeopUpgrade linux-image-6.11.0-1005-realtimeUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-6.8.0-1026-nvidia-lowlatencyUpgrade linux-image-6.11.0-1009-gcpUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-ibm-classicUpgrade linux-image-awsUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-nvidia-6.8Upgrade linux-image-azure-fdeUpgrade linux-image-6.8.0-58-generic-64kUpgrade linux-image-6.11.0-1011-oracleUpgrade linux-image-6.8.0-1014-azure-nvidiaUpgrade linux-image-kvmUpgrade linux-image-6.8.0-1028-raspiUpgrade linux-image-6.11.0-1008-raspiUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.8.0-1024-oracle-64kUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-azure-lts-24.04Upgrade linux-image-6.8.0-2023-raspi-realtimeUpgrade linux-image-realtimeUpgrade linux-image-6.8.0-1023-gkeUpgrade linux-image-6.8.0-1028-gcpUpgrade linux-image-generic-lpaeUpgrade linux-image-oracleUpgrade linux-image-6.8.0-58-lowlatency | Feb 20, 2025 | Nov 7, 2024 |
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