CVE-2025-22004: net: atm: fix use after free in lec_send()
First published: Thu Apr 03 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lec_send() The ->send() operation frees skb so save the length before calling ->send() to avoid a use after free.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel |
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Reference Links
- https://git.kernel.org/stable/c/51e8be9578a2e74f9983d8fd8de8cafed191f30c
- https://git.kernel.org/stable/c/9566f6ee13b17a15d0a47667ad1b1893c539f730
- https://git.kernel.org/stable/c/326223182e4703cde99fdbd36d07d0b3de9980fb
- https://git.kernel.org/stable/c/f3271f7548385e0096739965961c7cbf7e6b4762
- https://git.kernel.org/stable/c/f3009d0d6ab78053117f8857b921a8237f4d17b3
Frequently Asked Questions
What is the severity of CVE-2025-22004?
CVE-2025-22004 has a medium severity rating due to the potential for a use after free vulnerability in the Linux kernel.
How do I fix CVE-2025-22004?
To fix CVE-2025-22004, update the Linux kernel to the latest patched version where the issue has been resolved.
Which versions of the Linux kernel are affected by CVE-2025-22004?
CVE-2025-22004 affects specific versions of the Linux kernel that contain the flaw in the atm subsystem.
What types of systems are vulnerable to CVE-2025-22004?
Systems running vulnerable versions of the Linux kernel that utilize the ATM subsystem are at risk due to CVE-2025-22004.
Is CVE-2025-22004 being actively exploited?
As of now, there are no known active exploits specifically targeting CVE-2025-22004, but it is advisable to apply updates promptly.
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