CVE-2025-40017

In the Linux kernel, the following vulnerability has been resolved: media: iris: Fix memory leak by freeing untracked persist buffer One internal buffer which is allocated only once per session was not being freed during session close because it was not being tracked as part of internal buffer list which resulted in a memory leak. Add the necessary logic to explicitly free the untracked internal buffer during session close to ensure all allocated memory is released properly.

Package Linux Kernel
Published 2025-10-20
Last modified 2026-04-15
Patch available
Yes

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.

Affected from
≥ 6.15
Fixed in
✓ 6.16.11 6.16.x ✓ 6.17.1 6.17.x ✓ 6.18

References

The following references provide additional information about CVE-2025-40017 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2025-40017?

    CVE-2025-40017 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-2025-40017 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2025-40017?

    Yes — CVE-2025-40017 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.

  • Is CVE-2025-40017 actively exploited?

    No — CVE-2025-40017 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.