Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-74921.json
JSON Data
https://api.test.osv.dev/v1/vulns/AZL-74921
Upstream
Published
2025-09-19T16:15:45Z
Modified
2026-04-01T05:22:24.174525Z
Summary
CVE-2025-39864 affecting package kernel for versions less than 5.15.200.1-1
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.

References

Affected packages

Azure Linux:2 / kernel

Package

Name
kernel
Purl
pkg:rpm/azure-linux/kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.15.200.1-1

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-74921.json"