x86/kprobes: Update kcb status flag after singlestepping

{
  "id": "8b51c2d37f7c339fc834389f59c56a5a7ec00c56558b5a03a2ea7803a081a18c",
  "url": "https://osv.dev/vulnerability/CVE-2022-50096",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "x86/kprobes: Update kcb status flag after singlestepping",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: x86/kprobes: Update kcb status flag after singlestepping Fix kprobes to update kcb (kprobes control block) status flag to KPROBE_HIT_SSDONE even if the kp->post_handler is not set. This bug may cause a kernel panic if another INT3 user runs right after kprobes because kprobe_int3_handler() misunderstands the INT3 is kprobe's single stepping INT3.",
    "evidence": "osv:CVE-2022-50096",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "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-2022-50096",
      "aliases": [
        "CVE-2022-50096"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "ba7d1dae9fe866abe74bb1e849fb85983b7c4c37"
                },
                {
                  "fixed": "edc2ac7c7265b33660fa0190898966b49966b855"
                }
              ]
            },
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "6256e668b7af9d81472e03c6a171630c08f8858a"
                },
                {
                  "fixed": "1cbf3882cb372bbe752efd7c3045ca1c9ab40ac6"
                },
                {
                  "fixed": "b9c3401f7cac6ae291a16784dadcd1bf116218fe"
                },
                {
                  "fixed": "663cdda2716b70751df9c7e60b81bd0850fdfe3c"
                },
                {
                  "fixed": "dec8784c9088b131a1523f582c2194cfc8107dc0"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50096.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.13.0"
                },
                {
                  "fixed": "5.15.61"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "5.18.18"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.19.0"
                },
                {
                  "fixed": "5.19.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50096.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.498506292Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/1cbf3882cb372bbe752efd7c3045ca1c9ab40ac6",
        "https://git.kernel.org/stable/c/663cdda2716b70751df9c7e60b81bd0850fdfe3c",
        "https://git.kernel.org/stable/c/b9c3401f7cac6ae291a16784dadcd1bf116218fe",
        "https://git.kernel.org/stable/c/dec8784c9088b131a1523f582c2194cfc8107dc0",
        "https://git.kernel.org/stable/c/edc2ac7c7265b33660fa0190898966b49966b855",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50096.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50096",
        "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-2022-50096.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50096",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 495029,
  "published_at": "2025-06-18T11:02:33.958+00:00"
}