fkie_cve-2025-39864
Vulnerability from fkie_nvd
Published
2025-09-19 16:15
Modified
2025-09-22 21:23
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix use-after-free in cmp_bss() Following bss_free() quirk introduced in commit 776b3580178f ("cfg80211: track hidden SSID networks properly"), adjust cfg80211_update_known_bss() to free the last beacon frame elements only if they're not shared via the corresponding 'hidden_beacon_bss' pointer.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/26e84445f02ce6b2fe5f3e0e28ff7add77f35e08
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5b7ae04969f822283a95c866967e42b4d75e0eef
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6854476d9e1aeaaf05ebc98d610061c2075db07d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/912c4b66bef713a20775cfbf3b5e9bd71525c716
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a8bb681e879ca3c9f722aa08d3d7ae41c42a8807
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a97a9791e455bb0cd5e7a38b5abcb05523d4e21c
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b7d08929178c16398278613df07ad65cf63cce9d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ff040562c10a540b8d851f7f4145fa112977f853
Impacted products
Vendor Product Version


To clipboard 

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: cfg80211: fix use-after-free in cmp_bss()\n\nFollowing bss_free() quirk introduced in commit 776b3580178f\n(\"cfg80211: track hidden SSID networks properly\"), adjust\ncfg80211_update_known_bss() to free the last beacon frame\nelements only if they\u0027re not shared via the corresponding\n\u0027hidden_beacon_bss\u0027 pointer."
    }
  ],
  "id": "CVE-2025-39864",
  "lastModified": "2025-09-22T21:23:01.543",
  "metrics": {},
  "published": "2025-09-19T16:15:45.420",
  "references": [
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/26e84445f02ce6b2fe5f3e0e28ff7add77f35e08"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/5b7ae04969f822283a95c866967e42b4d75e0eef"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/6854476d9e1aeaaf05ebc98d610061c2075db07d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/912c4b66bef713a20775cfbf3b5e9bd71525c716"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a8bb681e879ca3c9f722aa08d3d7ae41c42a8807"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/a97a9791e455bb0cd5e7a38b5abcb05523d4e21c"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/b7d08929178c16398278613df07ad65cf63cce9d"
    },
    {
      "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
      "url": "https://git.kernel.org/stable/c/ff040562c10a540b8d851f7f4145fa112977f853"
    }
  ],
  "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
  "vulnStatus": "Awaiting Analysis"
}


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