CVE-2026-64282

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Don't leak PFN when kvm_translate_vncr() races MMU notifier In the case that kvm_translate_vncr() races with an MMU notifier the early return does not release a reference on the faulted in PFN. Add the necessary call to kvm_release_faultin_page() for the unused PFN.

Package Linux Kernel
Published 2026-07-25
Last modified 2026-07-25
Patch available
Yes

Affected versions

Linux kernel versions 6.16 and later are affected. Fixed in 6.18.39, 7.1.4, 7.2-rc1 and their respective stable series.

Affected from
≥ 6.16
Fixed in
✓ 6.18.39 6.18.x ✓ 7.1.4 7.1.x ✓ 7.2-rc1

References

3 total

Frequently asked questions

  • What is CVE-2026-64282?

    CVE-2026-64282 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.16 onward and has been patched in 6.18.39, 7.1.4 and 7.2-rc1. CVE-2026-64282 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2026-64282?

    Yes. CVE-2026-64282 has been patched. Fixed versions include 6.18.39, 7.1.4 and 7.2-rc1. If you are running Linux kernel 6.16 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2026-64282 actively exploited?

    No. CVE-2026-64282 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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