{
  "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-2024-46750",
    "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-46750",
    "idYear": 2024,
    "status": "PUBLISHED",
    "publishedAt": "2024-09-18T07:12:10.484Z",
    "updatedAt": "2026-10-15T00:50:41.606Z",
    "importedAt": "2026-10-24T01:57:16.009Z",
    "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": "PCI: Add missing bridge lock to pci_bus_lock()",
      "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nPCI: Add missing bridge lock to pci_bus_lock()\n\nOne of the true positives that the cfg_access_lock lockdep effort\nidentified is this sequence:\n\n  WARNING: CPU: 14 PID: 1 at drivers/pci/pci.c:4886 pci_bridge_secondary_bus_reset+0x5d/0x70\n  RIP: 0010:pci_bridge_secondary_bus_reset+0x5d/0x70\n  Call Trace:\n   <TASK>\n   ? __warn+0x8c/0x190\n   ? pci_bridge_secondary_bus_reset+0x5d/0x70\n   ? report_bug+0x1f8/0x200\n   ? handle_bug+0x3c/0x70\n   ? exc_invalid_op+0x18/0x70\n   ? asm_exc_invalid_op+0x1a/0x20\n   ? pci_bridge_secondary_bus_reset+0x5d/0x70\n   pci_reset_bus+0x1d8/0x270\n   vmd_probe+0x778/0xa10\n   pci_device_probe+0x95/0x120\n\nWhere pci_reset_bus() users are triggering unlocked secondary bus resets.\nIronically pci_bus_reset(), several calls down from pci_reset_bus(), uses\npci_bus_lock() before issuing the reset which locks everything *but* the\nbridge itself.\n\nFor the same motivation as adding:\n\n  bridge = pci_upstream_bridge(dev);\n  if (bridge)\n    pci_dev_lock(bridge);\n\nto pci_reset_function() for the \"bus\" and \"cxl_bus\" reset cases, add\npci_dev_lock() for @bus->self to pci_bus_lock().\n\n[bhelgaas: squash in recursive locking deadlock fix from Keith Busch:\nhttps://lore.kernel.org/r/20240711193650.701834-1-kbusch@meta.com]",
      "affected": [
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "090a3c5322e900f468b3205b76d0837003ad57b2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "0790b89c7e911003b8c50ae50e3ac7645de1fae9"
            },
            {
              "version": "090a3c5322e900f468b3205b76d0837003ad57b2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "df77a678c33871a6e4ac5b54a71662f1d702335b"
            },
            {
              "version": "090a3c5322e900f468b3205b76d0837003ad57b2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "e2355d513b89a2cb511b4ded0deb426cdb01acd0"
            },
            {
              "version": "090a3c5322e900f468b3205b76d0837003ad57b2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "04e85a3285b0e5c5af6fd2c0fd6e95ffecc01945"
            },
            {
              "version": "090a3c5322e900f468b3205b76d0837003ad57b2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "7253b4fed46471cc247c6cacefac890a8472c083"
            },
            {
              "version": "090a3c5322e900f468b3205b76d0837003ad57b2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "78c6e39fef5c428960aff742149bba302dd46f5a"
            },
            {
              "version": "090a3c5322e900f468b3205b76d0837003ad57b2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "81c68e218ab883dfa368460a59b674084c0240da"
            },
            {
              "version": "090a3c5322e900f468b3205b76d0837003ad57b2",
              "status": "affected",
              "versionType": "git",
              "lessThan": "a4e772898f8bf2e7e1cf661a12c60a5612c4afab"
            }
          ]
        },
        {
          "vendor": "Linux",
          "product": "Linux",
          "defaultStatus": "affected",
          "versions": [
            {
              "version": "3.12",
              "status": "affected"
            },
            {
              "version": "0",
              "status": "unaffected",
              "versionType": "semver",
              "lessThan": "3.12"
            },
            {
              "version": "4.19.322",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "4.19.*"
            },
            {
              "version": "5.4.284",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.4.*"
            },
            {
              "version": "5.10.226",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.10.*"
            },
            {
              "version": "5.15.167",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "5.15.*"
            },
            {
              "version": "6.1.110",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.1.*"
            },
            {
              "version": "6.6.51",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.6.*"
            },
            {
              "version": "6.10.10",
              "status": "unaffected",
              "versionType": "semver",
              "lessThanOrEqual": "6.10.*"
            },
            {
              "version": "6.11",
              "status": "unaffected",
              "versionType": "original_commit_for_fix",
              "lessThanOrEqual": "*"
            }
          ]
        }
      ]
    }
  }
}