CVE-2025-22041
What it is
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix use-after-free in ksmbd_sessions_deregister() In multichannel mode, UAF issue can occur in session_deregister when the second channel sets up a session through the connection of the first channel. session that is freed through the global session table can be accessed again through ->sessions of connection.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 0.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 0.7% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.7% · EPSS, next 30 days
- Weakness
- CWE-416 · Use after free
- Record status
- Modified
Affected
- Linux Kernel < 6.1.134
- Linux Kernel < 6.6.87
- Linux Kernel < 6.12.13
- Linux Kernel < 6.13.11
- Linux Kernel < 6.14.2
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2025-22041.md and follow it. Check whether this project is affected by CVE-2025-22041. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://git.kernel.org/stable/c/15a9605f8d69dc85005b1a00c31a050b8625e1aa
- https://git.kernel.org/stable/c/33cc29e221df7a3085ae413e8c26c4e81a151153
- https://git.kernel.org/stable/c/8ed0e9d2f410f63525afb8351181eea36c80bcf1
- https://git.kernel.org/stable/c/a8a8ae303a8395cbac270b5b404d85df6ec788f8
- https://git.kernel.org/stable/c/ca042cc0e4f9e0d2c8f86dd67e4b22f30a516a9b
- https://git.kernel.org/stable/c/f0eb3f575138b816da74697bd506682574742fcd
References
- https://git.kernel.org/stable/c/15a9605f8d69dc85005b1a00c31a050b8625e1aa
- https://git.kernel.org/stable/c/33cc29e221df7a3085ae413e8c26c4e81a151153
- https://git.kernel.org/stable/c/8ed0e9d2f410f63525afb8351181eea36c80bcf1
- https://git.kernel.org/stable/c/a8a8ae303a8395cbac270b5b404d85df6ec788f8
- https://git.kernel.org/stable/c/ca042cc0e4f9e0d2c8f86dd67e4b22f30a516a9b
- https://git.kernel.org/stable/c/f0eb3f575138b816da74697bd506682574742fcd
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html