EUVD-2025-32343CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
4Description
In the Linux kernel, the following vulnerability has been resolved: dm cache: Fix UAF in destroy() Dm_cache also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in destroy().
Analysis
In the Linux kernel, the following vulnerability has been resolved:
dm cache: Fix UAF in destroy()
Dm_cache also has the same UAF problem when dm_resume() and dm_destroy() are concurrent.
Therefore, cancelling timer again in destroy().
Technical Context
A use-after-free vulnerability occurs when a program continues to use a pointer after the referenced memory has been freed, leading to undefined behavior. This vulnerability is classified as Use After Free (CWE-416).
Affected Products
Affected products: Linux Linux Kernel
Remediation
A vendor patch is available — apply it immediately. Use memory-safe languages. Implement proper object lifecycle management. Use static and dynamic analysis tools to detect UAF patterns.
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External POC / Exploit Code
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