CVE-2025-22040

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Source
https://cve.org/CVERecord?id=CVE-2025-22040
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-22040.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-22040
Downstream
Published
2025-04-16T14:11:57.601Z
Modified
2026-05-15T11:53:50.472251924Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
ksmbd: fix session use-after-free in multichannel connection
Details

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

ksmbd: fix session use-after-free in multichannel connection

There is a race condition between session setup and ksmbdsessionsderegister. The session can be freed before the connection is added to channel list of session. This patch check reference count of session before freeing it.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/22xxx/CVE-2025-22040.json",
    "cna_assigner": "Linux"
}
References

Affected packages

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
5.15.0
Fixed
6.1.134
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.6.87
Type
ECOSYSTEM
Events
Introduced
6.7.0
Fixed
6.12.23
Type
ECOSYSTEM
Events
Introduced
6.13.0
Fixed
6.13.11
Type
ECOSYSTEM
Events
Introduced
6.14.0
Fixed
6.14.2

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-22040.json"