FKIE_CVE-2026-53093

Vulnerability from fkie_nvd - Published: 2026-06-24 17:17 - Updated: 2026-06-24 17:17
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: Fix error pointer dereference The function brcmf_chip_add_core() can return an error pointer and is not checked. Add checks for error pointer. Detected by Smatch: drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1010 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1013 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1016 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1019 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1022 brcmf_chip_recognition() error: 'core' dereferencing possible ERR_PTR() [add missing wifi: prefix]
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2e0e5a43ed126f896a4ad31ade66c90270601bae
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/334c68750eee84c2327db1d152be83ff5ad8e20b
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/99ef547659178eef6d6ba4738a9d989ce90cf909
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/cbea71b4480394708f9a6e007a0385acfe5e1ec8
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d3f280be48f1c672cb10e8026c236d0cca60048a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/dd8592fc6007a451c3e4b9025de365e39de8178a
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af",
              "status": "affected",
              "version": "cb7cf7be9eba76f3cd6258906074c72084570c84",
              "versionType": "git"
            },
            {
              "lessThan": "99ef547659178eef6d6ba4738a9d989ce90cf909",
              "status": "affected",
              "version": "cb7cf7be9eba76f3cd6258906074c72084570c84",
              "versionType": "git"
            },
            {
              "lessThan": "bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d",
              "status": "affected",
              "version": "cb7cf7be9eba76f3cd6258906074c72084570c84",
              "versionType": "git"
            },
            {
              "lessThan": "d3f280be48f1c672cb10e8026c236d0cca60048a",
              "status": "affected",
              "version": "cb7cf7be9eba76f3cd6258906074c72084570c84",
              "versionType": "git"
            },
            {
              "lessThan": "2e0e5a43ed126f896a4ad31ade66c90270601bae",
              "status": "affected",
              "version": "cb7cf7be9eba76f3cd6258906074c72084570c84",
              "versionType": "git"
            },
            {
              "lessThan": "cbea71b4480394708f9a6e007a0385acfe5e1ec8",
              "status": "affected",
              "version": "cb7cf7be9eba76f3cd6258906074c72084570c84",
              "versionType": "git"
            },
            {
              "lessThan": "334c68750eee84c2327db1d152be83ff5ad8e20b",
              "status": "affected",
              "version": "cb7cf7be9eba76f3cd6258906074c72084570c84",
              "versionType": "git"
            },
            {
              "lessThan": "dd8592fc6007a451c3e4b9025de365e39de8178a",
              "status": "affected",
              "version": "cb7cf7be9eba76f3cd6258906074c72084570c84",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.15"
            },
            {
              "lessThan": "3.15",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.258",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.209",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.175",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.141",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.91",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.33",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.*",
              "status": "unaffected",
              "version": "7.0.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "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\u0027core\u0027 dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1013 brcmf_chip_recognition() error:\n\u0027core\u0027 dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1016 brcmf_chip_recognition() error:\n\u0027core\u0027 dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1019 brcmf_chip_recognition() error:\n\u0027core\u0027 dereferencing possible ERR_PTR()\n\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/chip.c:1022 brcmf_chip_recognition() error:\n\u0027core\u0027 dereferencing possible ERR_PTR()\n\n[add missing wifi: prefix]"
    }
  ],
  "id": "CVE-2026-53093",
  "lastModified": "2026-06-24T17:17:23.457",
  "metrics": {},
  "published": "2026-06-24T17:17:23.457",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2e0e5a43ed126f896a4ad31ade66c90270601bae"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/334c68750eee84c2327db1d152be83ff5ad8e20b"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/99ef547659178eef6d6ba4738a9d989ce90cf909"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a3b45090a91e2f0b9715870d8f8d9ca2fdfbc1af"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/bd6c906e0c4af6d5d0c49c3c4ee090b4913da17d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/cbea71b4480394708f9a6e007a0385acfe5e1ec8"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/d3f280be48f1c672cb10e8026c236d0cca60048a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/dd8592fc6007a451c3e4b9025de365e39de8178a"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}


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