{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "cb7cf7be9eba76f3cd6258906074c72084570c84"
            },
            {
              "fixed": "a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af"
            },
            {
              "fixed": "99ef547659178eef6d6ba4738a9d989ce90cf909"
            },
            {
              "fixed": "bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d"
            },
            {
              "fixed": "d3f280be48f1c672cb10e8026c236d0cca60048a"
            },
            {
              "fixed": "2e0e5a43ed126f896a4ad31ade66c90270601bae"
            },
            {
              "fixed": "cbea71b4480394708f9a6e007a0385acfe5e1ec8"
            },
            {
              "fixed": "334c68750eee84c2327db1d152be83ff5ad8e20b"
            },
            {
              "fixed": "dd8592fc6007a451c3e4b9025de365e39de8178a"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "3.15.0"
            },
            {
              "fixed": "5.10.258"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.11.0"
            },
            {
              "fixed": "5.15.209"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "5.16.0"
            },
            {
              "fixed": "6.1.175"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.2.0"
            },
            {
              "fixed": "6.6.141"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.91"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.33"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.10"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53093.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: brcmfmac: Fix error pointer dereference\n\nThe function brcmf_chip_add_core() can return an error pointer and is\nnot checked. Add checks for error pointer.\n\nDetected by Smatch:\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1010 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1013 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1016 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1019 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1022 brcmf_chip_recognition() error:\n'core' dereferencing possible ERR_PTR()\n\n[add missing wifi: prefix]",
  "id": "CVE-2026-53093",
  "modified": "2026-08-12T03:51:27.218719635Z",
  "published": "2026-06-24T16:30:32.053Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/2e0e5a43ed126f896a4ad31ade66c90270601bae"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/334c68750eee84c2327db1d152be83ff5ad8e20b"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/99ef547659178eef6d6ba4738a9d989ce90cf909"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/cbea71b4480394708f9a6e007a0385acfe5e1ec8"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3f280be48f1c672cb10e8026c236d0cca60048a"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/dd8592fc6007a451c3e4b9025de365e39de8178a"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53093.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53093"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "wifi: brcmfmac: Fix error pointer dereference"
}