FKIE_CVE-2026-68309

Vulnerability from fkie_nvd - Published: 2026-08-10 13:20 - Updated: 2026-08-19 17:20
Severity
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: connac: fix possible NULL-pointer deref in mt76_connac_mcu_uni_bss_he_tlv() mt76_connac_get_he_phy_cap routine can theoretically return NULL so check cap pointer before dereferencing it.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2afc2d5098866518a5c446a2e647b1b3f43daaf4
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/2c1fb2335f5e3afb34f91bc07ecb63517c328090
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8709c66e665a2a09192853d4f3d0fb4bd0f76403
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/91eb15c026debd8b7bfbd83f062e6245a4e69964
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b09508dd7bc4a8948ea00603041a918c09788502
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c058786b09cfab080125bc3ee7928a181dcbd37a
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d1f8705d6545d20950991785306d08884b0056fc
Impacted products
Vendor Product Version
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "d1f8705d6545d20950991785306d08884b0056fc",
              "status": "affected",
              "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8",
              "versionType": "git"
            },
            {
              "lessThan": "91eb15c026debd8b7bfbd83f062e6245a4e69964",
              "status": "affected",
              "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8",
              "versionType": "git"
            },
            {
              "lessThan": "b09508dd7bc4a8948ea00603041a918c09788502",
              "status": "affected",
              "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8",
              "versionType": "git"
            },
            {
              "lessThan": "2afc2d5098866518a5c446a2e647b1b3f43daaf4",
              "status": "affected",
              "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8",
              "versionType": "git"
            },
            {
              "lessThan": "c058786b09cfab080125bc3ee7928a181dcbd37a",
              "status": "affected",
              "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8",
              "versionType": "git"
            },
            {
              "lessThan": "8709c66e665a2a09192853d4f3d0fb4bd0f76403",
              "status": "affected",
              "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8",
              "versionType": "git"
            },
            {
              "lessThan": "2c1fb2335f5e3afb34f91bc07ecb63517c328090",
              "status": "affected",
              "version": "d0e274af2f2e44b9d496f5d2c0431fdd2ea76fb8",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.12"
            },
            {
              "lessThan": "5.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.216",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.183",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.148",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.101",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.42",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.1.*",
              "status": "unaffected",
              "version": "7.1.6",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "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: mt76: connac: fix possible NULL-pointer deref in mt76_connac_mcu_uni_bss_he_tlv()\n\nmt76_connac_get_he_phy_cap routine can theoretically return NULL so\ncheck cap pointer before dereferencing it."
    }
  ],
  "id": "CVE-2026-68309",
  "lastModified": "2026-08-19T17:20:41.750",
  "metrics": {},
  "published": "2026-08-10T13:20:20.700",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2afc2d5098866518a5c446a2e647b1b3f43daaf4"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/2c1fb2335f5e3afb34f91bc07ecb63517c328090"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/8709c66e665a2a09192853d4f3d0fb4bd0f76403"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/91eb15c026debd8b7bfbd83f062e6245a4e69964"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/b09508dd7bc4a8948ea00603041a918c09788502"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/c058786b09cfab080125bc3ee7928a181dcbd37a"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/d1f8705d6545d20950991785306d08884b0056fc"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Received"
}



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