{
  "schemaVersion": 1,
  "attribution": [
    {
      "source": "CISA Known Exploited Vulnerabilities",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "licence": "US government work"
    },
    {
      "source": "GitHub Advisory Database",
      "url": "https://github.com/advisories",
      "licence": "CC BY 4.0"
    },
    {
      "source": "Have I Been Pwned",
      "url": "https://haveibeenpwned.com/",
      "licence": "CC BY 4.0"
    },
    {
      "source": "CVE Program (CVE records)",
      "url": "https://www.cve.org/Legal/TermsOfUse",
      "licence": "CVE Terms of Use",
      "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.",
      "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss/",
      "licence": "free to use; FIRST requests attribution"
    }
  ],
  "record": {
    "id": "CVE-2024-50139",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-50139",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-11-07T09:31:15.925Z",
    "updatedAt": "2026-08-05T11:41:58.518Z",
    "importedAt": "2026-10-24T01:57:20.494Z",
    "snapshot": {
      "id": "cve_2026-10-24_midnight_baseline",
      "at": "2026-10-24T00:00:00.000Z",
      "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z"
    },
    "facts": {
      "title": "KVM: arm64: Fix shift-out-of-bounds bug",
      "summary": "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",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "7af0c2534f4c57b16e92dfca8c5f40fa90fbb3f3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "04ed2ba07ce73f323052475fbd33d647aca3ff2e"
            },
            {
              "version": "7af0c2534f4c57b16e92dfca8c5f40fa90fbb3f3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "4b9e11794d910aa55300debbac5f0adcc42c491a"
            },
            {
              "version": "7af0c2534f4c57b16e92dfca8c5f40fa90fbb3f3",
              "status": "affected",
              "versionType": "git",
              "lessThan": "c6c167afa090ea0451f91814e1318755a8fb8bb9"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "6.3",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "6.3"
            },
            {
              "version": "6.6.59",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.11.6",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.11.*"
            },
            {
              "version": "6.12",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}