CVE-2026-68308 (GCVE-0-2026-68308)

Vulnerability from cvelistv5 – Published: 2026-08-10 12:02 – Updated: 2026-08-17 05:03
VLAI
Title
wifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap()
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap() mt76_connac_get_he_phy_cap routine can theoretically return NULL so check cap pointer before dereferencing it.
Severity
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 98686cd21624c75a043e96812beadddf4f6f48e5 , < 4fd85fd2373501b7386e93a5ce4a549d7c4e64e3 (git)
Affected: 98686cd21624c75a043e96812beadddf4f6f48e5 , < 8b8a079e22ce9fc3c0d05b148ef67e4c6e576678 (git)
Affected: 98686cd21624c75a043e96812beadddf4f6f48e5 , < d14238523ca4c6f5fcb54d1920eb2f8525a7711f (git)
Affected: 98686cd21624c75a043e96812beadddf4f6f48e5 , < 8bc7167e8a86489b7cb96a69cf1fb671d6df014b (git)
Affected: 98686cd21624c75a043e96812beadddf4f6f48e5 , < e858cf6bf99880343348ff1e8c942aaff1d9d592 (git)
guessed Create a notification for this product.
Linux Linux Affected: 6.2
Unaffected: 0 , < 6.2 (semver)
Unaffected: 6.6.148 , ≤ 6.6.* (semver)
Unaffected: 6.12.101 , ≤ 6.12.* (semver)
Unaffected: 6.18.42 , ≤ 6.18.* (semver)
Unaffected: 7.1.6 , ≤ 7.1.* (semver)
Unaffected: 7.2 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt7996/mcu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "4fd85fd2373501b7386e93a5ce4a549d7c4e64e3",
              "status": "affected",
              "version": "98686cd21624c75a043e96812beadddf4f6f48e5",
              "versionType": "git"
            },
            {
              "lessThan": "8b8a079e22ce9fc3c0d05b148ef67e4c6e576678",
              "status": "affected",
              "version": "98686cd21624c75a043e96812beadddf4f6f48e5",
              "versionType": "git"
            },
            {
              "lessThan": "d14238523ca4c6f5fcb54d1920eb2f8525a7711f",
              "status": "affected",
              "version": "98686cd21624c75a043e96812beadddf4f6f48e5",
              "versionType": "git"
            },
            {
              "lessThan": "8bc7167e8a86489b7cb96a69cf1fb671d6df014b",
              "status": "affected",
              "version": "98686cd21624c75a043e96812beadddf4f6f48e5",
              "versionType": "git"
            },
            {
              "lessThan": "e858cf6bf99880343348ff1e8c942aaff1d9d592",
              "status": "affected",
              "version": "98686cd21624c75a043e96812beadddf4f6f48e5",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/wireless/mediatek/mt76/mt7996/mcu.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "6.2"
            },
            {
              "lessThan": "6.2",
              "status": "unaffected",
              "version": "0",
              "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"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.6.148",
                  "versionStartIncluding": "6.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.12.101",
                  "versionStartIncluding": "6.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.18.42",
                  "versionStartIncluding": "6.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.1.6",
                  "versionStartIncluding": "6.2",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "7.2",
                  "versionStartIncluding": "6.2",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap()\n\nmt76_connac_get_he_phy_cap routine can theoretically return NULL so\ncheck cap pointer before dereferencing it."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-17T05:03:00.803Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/4fd85fd2373501b7386e93a5ce4a549d7c4e64e3"
        },
        {
          "url": "https://git.kernel.org/stable/c/8b8a079e22ce9fc3c0d05b148ef67e4c6e576678"
        },
        {
          "url": "https://git.kernel.org/stable/c/d14238523ca4c6f5fcb54d1920eb2f8525a7711f"
        },
        {
          "url": "https://git.kernel.org/stable/c/8bc7167e8a86489b7cb96a69cf1fb671d6df014b"
        },
        {
          "url": "https://git.kernel.org/stable/c/e858cf6bf99880343348ff1e8c942aaff1d9d592"
        }
      ],
      "title": "wifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-68308",
    "datePublished": "2026-08-10T12:02:42.934Z",
    "dateReserved": "2026-07-30T09:28:09.381Z",
    "dateUpdated": "2026-08-17T05:03:00.803Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-68308",
      "date": "2026-08-20",
      "epss": "0.00168",
      "percentile": "0.06505"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-68308\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2026-08-10T13:20:20.553\",\"lastModified\":\"2026-08-17T05:18:33.687\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nwifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap()\\n\\nmt76_connac_get_he_phy_cap routine can theoretically return NULL so\\ncheck cap pointer before dereferencing it.\"}],\"affected\":[{\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"affectedData\":[{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"unaffected\",\"programFiles\":[\"drivers/net/wireless/mediatek/mt76/mt7996/mcu.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"98686cd21624c75a043e96812beadddf4f6f48e5\",\"lessThan\":\"4fd85fd2373501b7386e93a5ce4a549d7c4e64e3\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98686cd21624c75a043e96812beadddf4f6f48e5\",\"lessThan\":\"8b8a079e22ce9fc3c0d05b148ef67e4c6e576678\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98686cd21624c75a043e96812beadddf4f6f48e5\",\"lessThan\":\"d14238523ca4c6f5fcb54d1920eb2f8525a7711f\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98686cd21624c75a043e96812beadddf4f6f48e5\",\"lessThan\":\"8bc7167e8a86489b7cb96a69cf1fb671d6df014b\",\"versionType\":\"git\",\"status\":\"affected\"},{\"version\":\"98686cd21624c75a043e96812beadddf4f6f48e5\",\"lessThan\":\"e858cf6bf99880343348ff1e8c942aaff1d9d592\",\"versionType\":\"git\",\"status\":\"affected\"}]},{\"vendor\":\"Linux\",\"product\":\"Linux\",\"defaultStatus\":\"affected\",\"programFiles\":[\"drivers/net/wireless/mediatek/mt76/mt7996/mcu.c\"],\"repo\":\"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\"versions\":[{\"version\":\"6.2\",\"status\":\"affected\"},{\"version\":\"0\",\"lessThan\":\"6.2\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.6.148\",\"lessThanOrEqual\":\"6.6.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.12.101\",\"lessThanOrEqual\":\"6.12.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"6.18.42\",\"lessThanOrEqual\":\"6.18.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"7.1.6\",\"lessThanOrEqual\":\"7.1.*\",\"versionType\":\"semver\",\"status\":\"unaffected\"},{\"version\":\"7.2\",\"lessThanOrEqual\":\"*\",\"versionType\":\"original_commit_for_fix\",\"status\":\"unaffected\"}]}]}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/4fd85fd2373501b7386e93a5ce4a549d7c4e64e3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8b8a079e22ce9fc3c0d05b148ef67e4c6e576678\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8bc7167e8a86489b7cb96a69cf1fb671d6df014b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d14238523ca4c6f5fcb54d1920eb2f8525a7711f\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/e858cf6bf99880343348ff1e8c942aaff1d9d592\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}",
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-08-12T19:44:20+00:00",
      "cve": "CVE-2026-68308",
      "id": "CVE-2026-68308",
      "initial_release_date": "2026-08-10T00:00:00+00:00",
      "product_status:known_not_affected": "276",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "kernel: wifi: mt76: mt7996: check pointer returned by mt76_connac_get_he_phy_cap()",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-68308.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-14T23:44:42Z",
      "cve": "CVE-2026-68308",
      "id": "CVE-2026-68308",
      "initial_release_date": "2026-08-14T17:14:11Z",
      "product_status:known_affected": "30",
      "product_status:known_not_affected": "266",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2026-68308",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2026-68308.json",
      "version": "3"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.