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CVE-2026-74423

accel/amdxdna: Fix leak when pinning ubuf pages PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix leak when pinning ubuf pages When pin_user_pages_fast() returns fewer pages than requested, the pages that were successfully pinned are not released, leading to a leak. Fix this by unpinning any partially pinned pages before returning failure.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected bd72d4acda1069579b35123e3cc0b21ec1193a21 before 68dc52f308a17c3103a349f722dd5dea32c50a88; affected bd72d4acda1069579b35123e3cc0b21ec1193a21 before 5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7; affected bd72d4acda1069579b35123e3cc0b21ec1193a21 before d946347edc4f0a7b846325323d77e936a4c90d0f
Linux / Linuxaffected 6.18; unaffected 0 before 6.18; unaffected 6.18.40 through 6.18.*; unaffected 7.1.5 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References