CVE-2025-40015
In the Linux kernel, the following vulnerability has been resolved: media: stm32-csi: Fix dereference before NULL check In 'stm32_csi_start', 'csidev->s_subdev' is dereferenced directly while assigning a value to the 'src_pad'. However the same value is being checked against NULL at a later point of time indicating that there are chances that the value can be NULL. Move the dereference after the NULL check.
Affected versions
Linux kernel versions
6.15
and later are affected. Fixed in
6.16.11,
6.17.1,
6.18
and their respective stable series.
References
The following references provide additional information about CVE-2025-40015 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/1f053d82e59c785b2b939cbed12f13657f84b296
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PatchKernel patch commithttps://git.kernel.org/stable/c/4eeafff163e80d576c5efc1360ae310c0ceedd02
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PatchKernel patch commithttps://git.kernel.org/stable/c/80eaf32672871bd2623ce6ba13ffc1f018756580
Frequently asked questions
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What is CVE-2025-40015?
CVE-2025-40015 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.15 onward and has been patched in 6.16.11, 6.17.1 and 6.18. CVE-2025-40015 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-2025-40015?
Yes — CVE-2025-40015 has been patched. Fixed versions include 6.16.11, 6.17.1 and 6.18. If you are running Linux kernel 6.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2025-40015 actively exploited?
No — CVE-2025-40015 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.