CVE-2025-40059
In the Linux kernel, the following vulnerability has been resolved: coresight: Fix incorrect handling for return value of devm_kzalloc The return value of devm_kzalloc could be an null pointer, use "!desc.pdata" to fix incorrect handling return value of devm_kzalloc.
Affected versions
Linux kernel versions
6.8
and later are affected. Fixed in
6.12.53,
6.17.3,
6.18
and their respective stable series.
References
The following references provide additional information about CVE-2025-40059 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/70714eb7243eaf333d23501d4c7bdd9daf011c01
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PatchKernel patch commithttps://git.kernel.org/stable/c/8c4e7e646d5d9050b374baf5c6bb3a00fb79e206
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PatchKernel patch commithttps://git.kernel.org/stable/c/9688b66d0a5e0eecf44f6286b8d9f7a161264035
Frequently asked questions
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What is CVE-2025-40059?
CVE-2025-40059 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.8 onward and has been patched in 6.12.53, 6.17.3 and 6.18. CVE-2025-40059 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2025-40059?
Yes — CVE-2025-40059 has been patched. Fixed versions include 6.12.53, 6.17.3 and 6.18. If you are running Linux kernel 6.8 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2025-40059 actively exploited?
No — CVE-2025-40059 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.