KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0

{
  "id": "24540d6f1af1fd2f96239d550ecf8427ad1ea2844bc36b54f3629381428c042f",
  "url": "https://osv.dev/vulnerability/CVE-2022-50228",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: KVM: SVM: Don't BUG if userspace injects an interrupt with GIF=0 Don't BUG/WARN on interrupt injection due to GIF being cleared, since it's trivial for userspace to force the situation via KVM_SET_VCPU_EVENTS (even if having at least a WARN there would be correct for KVM internally generated injections). kernel BUG at arch/x86/kvm/svm/svm.c:3386! invalid opcode: 0000 [#1] SMP CPU: 15 PID: 926 Comm: smm_test Not tainted 5.17.0-rc3+ #264 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 0.0.0 02/06/2015 RIP: 0010:svm_inject_irq+0xab/0xb0 [kvm_amd] Code: <0f> 0b 0f 1f 00 0f 1f 44 00 00 80 3d ac b3 01 00 00 55 48 89 f5 53 RSP: 0018:ffffc90000b37d88 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff88810a234ac0 RCX: 0000000000000006 RDX: 0000000000000000 RSI: ffffc90000b37df7 RDI: ffff88810a234ac0 RBP: ffffc90000b37df7 R08: ffff88810a1fa410 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff888109571000 R14: ffff88810a234ac0 R15: 0000000000000000 FS: 0000000001821380(0000) GS:ffff88846fdc0000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f74fc550008 CR3: 000000010a6fe000 CR4: 0000000000350ea0 Call Trace: inject_pending_event+0x2f7/0x4c0 [kvm] kvm_arch_vcpu_ioctl_run+0x791/0x17a0 [kvm] kvm_vcpu_ioctl+0x26d/0x650 [kvm] __x64_sys_ioctl+0x82/0xb0 do_syscall_64+0x3b/0xc0 entry_SYSCALL_64_after_hwframe+0x44/0xae",
    "evidence": "osv:CVE-2022-50228",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.9.326",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "4.14.291",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "4.19.256",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.4.211",
            "evidence": "/affected/1/ranges"
          },
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            "value": "5.10.137",
            "evidence": "/affected/1/ranges"
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          {
            "value": "5.15.61",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.18.18",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.19.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50228",
      "aliases": [
        "CVE-2022-50228"
      ],
      "affected": [
        {
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              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
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                  "fixed": "2c49adeb020995236e63722ef6d0bee14372f471"
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                {
                  "fixed": "6fcbab82ccbcde915644085f73d3487938bda42d"
                },
                {
                  "fixed": "c3396c1c8b87510f2ac2a674948156577559d42d"
                },
                {
                  "fixed": "68e1313bb8809e8addcd9431f2bfea0e8ddbca80"
                },
                {
                  "fixed": "8bb683490278005b4caf61e22b0828a04d282e86"
                },
                {
                  "fixed": "6afe88fbb40eac3291a8728688d61fdc745d8008"
                },
                {
                  "fixed": "3d4e2d884da6312df7c9b85fbf671de49204ead6"
                },
                {
                  "fixed": "2eee1dba70f57148fc7f8252613bfae6bd4b04e3"
                },
                {
                  "fixed": "f17c31c48e5cde9895a491d91c424eeeada3e134"
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              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50228.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "2.6.32"
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                  "fixed": "4.9.326"
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            {
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                  "introduced": "5.16.0"
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          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
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      ],
      "modified": "2026-10-28T02:30:26.790283528Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/2c49adeb020995236e63722ef6d0bee14372f471",
        "https://git.kernel.org/stable/c/2eee1dba70f57148fc7f8252613bfae6bd4b04e3",
        "https://git.kernel.org/stable/c/3d4e2d884da6312df7c9b85fbf671de49204ead6",
        "https://git.kernel.org/stable/c/68e1313bb8809e8addcd9431f2bfea0e8ddbca80",
        "https://git.kernel.org/stable/c/6afe88fbb40eac3291a8728688d61fdc745d8008",
        "https://git.kernel.org/stable/c/6fcbab82ccbcde915644085f73d3487938bda42d",
        "https://git.kernel.org/stable/c/8bb683490278005b4caf61e22b0828a04d282e86",
        "https://git.kernel.org/stable/c/c3396c1c8b87510f2ac2a674948156577559d42d",
        "https://git.kernel.org/stable/c/f17c31c48e5cde9895a491d91c424eeeada3e134",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50228.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50228",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50228.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50228",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 493192,
  "published_at": "2025-06-18T11:04:05.491+00:00"
}