{
  "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-2022-48764",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-48764",
    "idYear": 2022,
    "status": "PUBLISHED",
    "publishedAt": "2024-06-20T11:13:41.170Z",
    "updatedAt": "2026-05-11T18:46:29.012Z",
    "importedAt": "2026-10-24T01:56:45.230Z",
    "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: x86: Free kvm_cpuid_entry2 array on post-KVM_RUN KVM_SET_CPUID{,2}",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: x86: Free kvm_cpuid_entry2 array on post-KVM_RUN KVM_SET_CPUID{,2}\n\nFree the \"struct kvm_cpuid_entry2\" array on successful post-KVM_RUN\nKVM_SET_CPUID{,2} to fix a memory leak, the callers of kvm_set_cpuid()\nfree the array only on failure.\n\n BUG: memory leak\n unreferenced object 0xffff88810963a800 (size 2048):\n  comm \"syz-executor025\", pid 3610, jiffies 4294944928 (age 8.080s)\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 0d 00 00 00  ................\n    47 65 6e 75 6e 74 65 6c 69 6e 65 49 00 00 00 00  GenuntelineI....\n  backtrace:\n    [<ffffffff814948ee>] kmalloc_node include/linux/slab.h:604 [inline]\n    [<ffffffff814948ee>] kvmalloc_node+0x3e/0x100 mm/util.c:580\n    [<ffffffff814950f2>] kvmalloc include/linux/slab.h:732 [inline]\n    [<ffffffff814950f2>] vmemdup_user+0x22/0x100 mm/util.c:199\n    [<ffffffff8109f5ff>] kvm_vcpu_ioctl_set_cpuid2+0x8f/0xf0 arch/x86/kvm/cpuid.c:423\n    [<ffffffff810711b9>] kvm_arch_vcpu_ioctl+0xb99/0x1e60 arch/x86/kvm/x86.c:5251\n    [<ffffffff8103e92d>] kvm_vcpu_ioctl+0x4ad/0x950 arch/x86/kvm/../../../virt/kvm/kvm_main.c:4066\n    [<ffffffff815afacc>] vfs_ioctl fs/ioctl.c:51 [inline]\n    [<ffffffff815afacc>] __do_sys_ioctl fs/ioctl.c:874 [inline]\n    [<ffffffff815afacc>] __se_sys_ioctl fs/ioctl.c:860 [inline]\n    [<ffffffff815afacc>] __x64_sys_ioctl+0xfc/0x140 fs/ioctl.c:860\n    [<ffffffff844a3335>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]\n    [<ffffffff844a3335>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80\n    [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "24e7590c60aa9487b8e43583dc9885f62f8216c1",
              "status": "affected",
              "versionType": "git",
              "lessThan": "b9ee734a14bb685b2088f2176d82b34cb4e30dbc"
            },
            {
              "version": "c6617c61e8fe44b9e9fdfede921f61cac6b5149d",
              "status": "affected",
              "versionType": "git",
              "lessThan": "811f95ff95270e6048197821434d9301e3d7f07c"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "5.16.3",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "5.16.5"
            }
          ]
        }
      ]
    }
  }
}