{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "2526ff21aa77c205f72e8263335f20b7d7e636fc"
            },
            {
              "fixed": "137e4710da626290495b174e2eb1d5e889a4b165"
            },
            {
              "fixed": "d3ac5b35ec85c41ccf8ec524d47b520e72edaca1"
            },
            {
              "fixed": "00ebbf030d8c4a1cb89cbbae15e28332373649db"
            },
            {
              "fixed": "bd4fac033bb95fcad898cf6734e869991b2561cb"
            },
            {
              "fixed": "7cb34f6c4fe8a68af621d870abe63bfca2275dd6"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "4.13.0"
            },
            {
              "fixed": "6.6.148"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.7.0"
            },
            {
              "fixed": "6.12.101"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.13.0"
            },
            {
              "fixed": "6.18.42"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.1.6"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68304.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: brcmfmac: fix 802.1X-SHA256 call trace warning\n\nBased on wpa_auth as 1x_256 mode, need to set up\n\"use_fwsup\" with BRCMF_PROFILE_FWSUP_1X.\nOr it will happen trace warning when call brcmf_cfg80211_set_pmk().\n\n[ 4481.831101] ------------[ cut here ]------------\n[ 4481.831102] WARNING: CPU: 1 PID: 2997 at\ndrivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c:7242 brcmf_cfg80211_set_pmk+0x77/0xd0 [brcmfmac]\n[...]\n[ 4481.831202] Call Trace:\n[ 4481.831204]  \u003cTASK\u003e\n[ 4481.831205]  nl80211_set_pmk+0x183/0x250 [cfg80211]\n[ 4481.831233]  genl_family_rcv_msg_doit+0xea/0x150\n[ 4481.831237]  genl_rcv_msg+0x104/0x240\n[ 4481.831239]  ? cfg80211_probe_status+0x2c0/0x2c0 [cfg80211]\n[ 4481.831257]  ? genl_family_rcv_msg_doit+0x150/0x150\n[ 4481.831259]  netlink_rcv_skb+0x4e/0x100\n[ 4481.831261]  genl_rcv+0x24/0x40\n[ 4481.831262]  netlink_unicast+0x236/0x380\n[ 4481.831264]  netlink_sendmsg+0x250/0x4b0\n[ 4481.831266]  sock_sendmsg+0x5c/0x70\n[ 4481.831269]  ____sys_sendmsg+0x236/0x2b0\n[ 4481.831271]  ? copy_msghdr_from_user+0x6d/0xa0\n[ 4481.831272]  ___sys_sendmsg+0x86/0xd0\n[ 4481.831274]  ? avc_has_perm+0x8c/0x1a0\n[ 4481.831276]  ? preempt_count_add+0x6a/0xa0\n[ 4481.831279]  ? sock_has_perm+0x82/0xa0\n[ 4481.831280]  __sys_sendmsg+0x57/0xa0\n[ 4481.831282]  do_syscall_64+0x38/0x90\n[ 4481.831284]  entry_SYSCALL_64_after_hwframe+0x63/0xcd\n[ 4481.831286] RIP: 0033:0x7fd270d369b4",
  "id": "CVE-2026-68304",
  "modified": "2026-08-12T03:51:49.293599436Z",
  "published": "2026-08-10T12:02:38.515Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/00ebbf030d8c4a1cb89cbbae15e28332373649db"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/137e4710da626290495b174e2eb1d5e889a4b165"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/7cb34f6c4fe8a68af621d870abe63bfca2275dd6"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/bd4fac033bb95fcad898cf6734e869991b2561cb"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/d3ac5b35ec85c41ccf8ec524d47b520e72edaca1"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/68xxx/CVE-2026-68304.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-68304"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "wifi: brcmfmac: fix 802.1X-SHA256 call trace warning"
}