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CVE-2026-64282

KVM: arm64: Don't leak PFN when kvm_translate_vncr() races MMU notifier PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 069a05e53549685d2b5e54ceb51db1fd04aa50d7 before 0c93681aea0a1b8be14730a88abe77c840272e41; affected 069a05e53549685d2b5e54ceb51db1fd04aa50d7 before cd1067ccc0dbc18890a74db116d00a4bc3c7f2f7; affected 069a05e53549685d2b5e54ceb51db1fd04aa50d7 before 9f76b039a72d7e06374aa96862f0232ed53f7787
Linux / Linuxaffected 6.16; unaffected 0 before 6.16; unaffected 6.18.39 through 6.18.*; unaffected 7.1.4 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References