{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "c8cb5b854b40f2ce52ccd032fa19750f4181d5fc"
            },
            {
              "fixed": "fb8db813eba2e56ee001c9fb5c2ce2cb78c42642"
            },
            {
              "fixed": "a24134ddc18b4d440714365637d440b7121447b9"
            },
            {
              "fixed": "e8694f7cc29287e843648d1075177b9a2000d957"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "5.10.0"
            },
            {
              "fixed": "6.18.36"
            }
          ],
          "type": "ECOSYSTEM"
        },
        {
          "events": [
            {
              "introduced": "6.19.0"
            },
            {
              "fixed": "7.0.13"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53258.json"
  },
  "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: fix leak if split 6 GHz scanning fails\n\nrdev-\u003eint_scan_req is leaked if cfg80211_scan() fails.  Note that it's\nsupposed to be released at ___cfg80211_scan_done() but this doesn't happen\nas rdev-\u003escan_req is NULL at that point, too, leading to the early return\nfrom the freeing function.\n\nunreferenced object 0xffff8881161d0800 (size 512):\n  comm \"wpa_supplicant\", pid 379, jiffies 4294749765\n  hex dump (first 32 bytes):\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n    00 00 00 00 00 00 00 00 f0 81 13 16 81 88 ff ff  ................\n  backtrace (crc c867fdb6):\n    kmemleak_alloc+0x89/0x90\n    __kmalloc_noprof+0x2fd/0x410\n    cfg80211_scan+0x133/0x730\n    nl80211_trigger_scan+0xc69/0x1cc0\n    genl_family_rcv_msg_doit+0x204/0x2f0\n    genl_rcv_msg+0x431/0x6b0\n    netlink_rcv_skb+0x143/0x3f0\n    genl_rcv+0x27/0x40\n    netlink_unicast+0x4f6/0x820\n    netlink_sendmsg+0x797/0xce0\n    __sock_sendmsg+0xc4/0x160\n    ____sys_sendmsg+0x5e4/0x890\n    ___sys_sendmsg+0xf8/0x180\n    __sys_sendmsg+0x136/0x1e0\n    __x64_sys_sendmsg+0x76/0xc0\n    x64_sys_call+0x13f0/0x17d0\n\nFound by Linux Verification Center (linuxtesting.org).",
  "id": "CVE-2026-53258",
  "modified": "2026-07-15T01:48:55.017965795Z",
  "published": "2026-06-25T08:39:47.917Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/a24134ddc18b4d440714365637d440b7121447b9"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/e8694f7cc29287e843648d1075177b9a2000d957"
    },
    {
      "type": "WEB",
      "url": "https://git.kernel.org/stable/c/fb8db813eba2e56ee001c9fb5c2ce2cb78c42642"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53258.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-53258"
    },
    {
      "type": "PACKAGE",
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
    }
  ],
  "schema_version": "1.8.0",
  "summary": "wifi: fix leak if split 6 GHz scanning fails"
}