{
  "cveId": "CVE-2026-53258",
  "url": "https://patchblox.com/security/cve/CVE-2026-53258",
  "summary": "CVE-2026-53258 is fixed in 16 products on 1 platform, first by DEBIAN-CVE-2026-53258, released June 28, 2026. It is not reported as exploited. Patch Radar priority: Routine.",
  "title": "wifi: fix leak if split 6 GHz scanning fails",
  "description": "In the Linux kernel, the following vulnerability has been resolved:  wifi: fix leak if split 6 GHz scanning fails  rdev-\u003Eint_scan_req is leaked if cfg80211_scan() fails.  Note that it\u0027s supposed to be released at ___cfg80211_scan_done() but this doesn\u0027t happen as rdev-\u003Escan_req is NULL at that point, too, leading to the early return from the freeing function.  unreferenced object 0xffff8881161d0800 (size 512):   comm \u0022wpa_supplicant\u0022, pid 379, jiffies 4294749765   hex dump (first 32 bytes):     00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................     00 00 00 00 00 00 00 00 f0 81 13 16 81 88 ff ff  ................   backtrace (crc c867fdb6):     kmemleak_alloc\u002B0x89/0x90     __kmalloc_noprof\u002B0x2fd/0x410     cfg80211_scan\u002B0x133/0x730     nl80211_trigger_scan\u002B0xc69/0x1cc0     genl_family_rcv_msg_doit\u002B0x204/0x2f0     genl_rcv_msg\u002B0x431/0x6b0     netlink_rcv_skb\u002B0x143/0x3f0     genl_rcv\u002B0x27/0x40     netlink_unicast\u002B0x4f6/0x820     netlink_sendmsg\u002B0x797/0xce0     __sock_sendmsg\u002B0xc4/0x160     ____sys_sendmsg\u002B0x5e4/0x890     ___sys_sendmsg\u002B0xf8/0x180     __sys_sendmsg\u002B0x136/0x1e0     __x64_sys_sendmsg\u002B0x76/0xc0     x64_sys_call\u002B0x13f0/0x17d0  Found by Linux Verification Center (linuxtesting.org).",
  "published": "2026-06-25T09:16:43Z",
  "severity": "Moderate",
  "cvss": 5.5,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
  "epss": 0.00162,
  "epssPercentile": 0.05463,
  "priority": "Routine",
  "priorityTier": 4,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "vendorAdvisory": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-53258",
  "fixes": [
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      "released": "2026-07-21T08:27:32Z"
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  "noFixYet": [],
  "dataAsOf": "2026-11-07T18:46:35Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
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}