CVE-2025-39864

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Source
https://cve.org/CVERecord?id=CVE-2025-39864
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-39864.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-39864
Downstream
Related
Published
2025-09-19T15:26:33.787Z
Modified
2026-03-13T04:08:18.224348Z
Summary
wifi: cfg80211: fix use-after-free in cmp_bss()
Details

In the Linux kernel, the following vulnerability has been resolved:

wifi: cfg80211: fix use-after-free in cmp_bss()

Following bssfree() quirk introduced in commit 776b3580178f ("cfg80211: track hidden SSID networks properly"), adjust cfg80211updateknownbss() to free the last beacon frame elements only if they're not shared via the corresponding 'hiddenbeaconbss' pointer.

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/39xxx/CVE-2025-39864.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
3ab8227d3e7d1d2bf1829675d3197e3cb600e9f6
Fixed
a8bb681e879ca3c9f722aa08d3d7ae41c42a8807
Fixed
a97a9791e455bb0cd5e7a38b5abcb05523d4e21c
Fixed
ff040562c10a540b8d851f7f4145fa112977f853
Fixed
6854476d9e1aeaaf05ebc98d610061c2075db07d
Fixed
b7d08929178c16398278613df07ad65cf63cce9d
Fixed
5b7ae04969f822283a95c866967e42b4d75e0eef
Fixed
912c4b66bef713a20775cfbf3b5e9bd71525c716
Fixed
26e84445f02ce6b2fe5f3e0e28ff7add77f35e08

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-39864.json"