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.
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.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
---|---|---|
![]() |
DSA-6008-1 | linux security update |
![]() |
DSA-6009-1 | linux security update |
![]() |
EUVD-2025-30336 | 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. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Mon, 22 Sep 2025 10:15:00 +0000
Type | Values Removed | Values Added |
---|---|---|
First Time appeared |
Linux
Linux linux Kernel |
|
Vendors & Products |
Linux
Linux linux Kernel |
Sat, 20 Sep 2025 00:15:00 +0000
Type | Values Removed | Values Added |
---|---|---|
References |
| |
Metrics |
threat_severity
|
cvssV3_1
|
Fri, 19 Sep 2025 15:30:00 +0000

Status: PUBLISHED
Assigner: Linux
Published:
Updated: 2025-09-29T06:01:19.987Z
Reserved: 2025-04-16T07:20:57.143Z
Link: CVE-2025-39864

No data.

Status : Awaiting Analysis
Published: 2025-09-19T16:15:45.420
Modified: 2025-09-22T21:23:01.543
Link: CVE-2025-39864


Updated: 2025-09-22T09:59:10Z