{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "d4187ec2641061748480cdc944fd07653fad50d5"
            },
            {
              "fixed": "d3bd8040497968f6f5470018724ef7b0df92f707"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "f0b3ecdbb5bbee8ca6b2892aba3988c8a3ce858e"
            },
            {
              "fixed": "f6e656f7cea16b638675a2ab7d7e4cf2516c5eb0"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "a04ea57aae375bdda1cb57034d8bcbb351e1f973"
            },
            {
              "fixed": "33c5bb50b9c40e8451e6aec4487a31d794b98d92"
            },
            {
              "fixed": "68a007a701bc06fa426507c551ef12514f2e721d"
            },
            {
              "fixed": "694de316f607fe2473d52ca0707e3918e72c1562"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "93e52b75f11a8f39b22993ae315b5b9a6b2668a3"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.6.117"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.12.58"
            },
            {
              "fixed": "6.12.88"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        },
        {
          "events": [
            {
              "introduced": "6.17.8"
            },
            {
              "fixed": "6.18"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.6.140"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.88"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.30"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.18.0"
            },
            {
              "fixed": "7.0.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46142.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: libwx: fix VF illegal register access\n\nRegister WX_CFG_PORT_ST is a PF restricted register. When a VF is\ninitialized, attempting to read this register triggers an illegal\nregister access, which lead to a system hang.\n\nWhen the device is VF, the bus function ID can be obtained directly from\nthe PCI_FUNC(pdev-\u003edevfn).",
  "id": "CVE-2026-46142",
  "modified": "2026-07-08T05:38:06.870986059Z",
  "published": "2026-05-28T09:35:57.837Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/33c5bb50b9c40e8451e6aec4487a31d794b98d92"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/68a007a701bc06fa426507c551ef12514f2e721d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/694de316f607fe2473d52ca0707e3918e72c1562"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3bd8040497968f6f5470018724ef7b0df92f707"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/f6e656f7cea16b638675a2ab7d7e4cf2516c5eb0"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46142.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-46142"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "net: libwx: fix VF illegal register access"
}