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CVE-2026-68405 wifi: mac80211: free AP_VLAN bc_buf SKBs outside IRQ lock

🗓️ 10 Aug 2026 12:04:25Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 36 Views

AP_VLAN bc_buf SKBs were freed outside IRQ lock in mac80211; fixed by unlinking under lock and freeing after IRQs.

Related
Affected
Refs
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/mac80211/iface.c"
    ],
    "versions": [
      {
        "version": "397a7a24ef8c2967a3e8090013f9c54714110c48",
        "lessThan": "0d2619e708e2ef02ba1c91642ea261d3f19d8f9a",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "397a7a24ef8c2967a3e8090013f9c54714110c48",
        "lessThan": "659a81b62a61440b85e02c09903be861ae7679e5",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "397a7a24ef8c2967a3e8090013f9c54714110c48",
        "lessThan": "aa01ef0ebbc3289154229ef58e65baf289eb9789",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "397a7a24ef8c2967a3e8090013f9c54714110c48",
        "lessThan": "be9dfcb0654c1f6c0fce7ba2a909683bb6f1e0ef",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "397a7a24ef8c2967a3e8090013f9c54714110c48",
        "lessThan": "962f755a47d7ec3bbf6c709697d7f4c5f798441d",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "397a7a24ef8c2967a3e8090013f9c54714110c48",
        "lessThan": "a424985c3ef2a87ce6057a853e18d0c441a86be8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "397a7a24ef8c2967a3e8090013f9c54714110c48",
        "lessThan": "4b8abf43bf34791c99d99dc3be13f897adefc461",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "397a7a24ef8c2967a3e8090013f9c54714110c48",
        "lessThan": "f3858d5b1432098c1936e03d6e03dd0e33facf60",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/mac80211/iface.c"
    ],
    "versions": [
      {
        "version": "3.9",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "3.9",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.265",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.216",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.183",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.148",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.101",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.42",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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