{"id":"AZL-53573","summary":"CVE-2024-50139 affecting package kernel for versions less than 6.6.64.2-1","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: arm64: Fix shift-out-of-bounds bug\n\nFix a shift-out-of-bounds bug reported by UBSAN when running\nVM with MTE enabled host kernel.\n\nUBSAN: shift-out-of-bounds in arch/arm64/kvm/sys_regs.c:1988:14\nshift exponent 33 is too large for 32-bit type 'int'\nCPU: 26 UID: 0 PID: 7629 Comm: qemu-kvm Not tainted 6.12.0-rc2 #34\nHardware name: IEI NF5280R7/Mitchell MB, BIOS 00.00. 2024-10-12 09:28:54 10/14/2024\nCall trace:\n dump_backtrace+0xa0/0x128\n show_stack+0x20/0x38\n dump_stack_lvl+0x74/0x90\n dump_stack+0x18/0x28\n __ubsan_handle_shift_out_of_bounds+0xf8/0x1e0\n reset_clidr+0x10c/0x1c8\n kvm_reset_sys_regs+0x50/0x1c8\n kvm_reset_vcpu+0xec/0x2b0\n __kvm_vcpu_set_target+0x84/0x158\n kvm_vcpu_set_target+0x138/0x168\n kvm_arch_vcpu_ioctl_vcpu_init+0x40/0x2b0\n kvm_arch_vcpu_ioctl+0x28c/0x4b8\n kvm_vcpu_ioctl+0x4bc/0x7a8\n __arm64_sys_ioctl+0xb4/0x100\n invoke_syscall+0x70/0x100\n el0_svc_common.constprop.0+0x48/0xf0\n do_el0_svc+0x24/0x38\n el0_svc+0x3c/0x158\n el0t_64_sync_handler+0x120/0x130\n el0t_64_sync+0x194/0x198","modified":"2026-04-01T05:16:34.149979Z","published":"2024-11-07T10:15:05Z","upstream":["CVE-2024-50139"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-50139"}],"affected":[{"package":{"name":"kernel","ecosystem":"Azure Linux:3","purl":"pkg:rpm/azure-linux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.64.2-1"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-53573.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}