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CVE-2026-74423

accel/amdxdna: Fix leak when pinning ubuf pages

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version bd72d4acda1069579b35123e3cc0b21ec1193a21
Version < 68dc52f308a17c3103a349f722dd5dea32c50a88
Status affected
Version bd72d4acda1069579b35123e3cc0b21ec1193a21
Version < 5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7
Status affected
Version bd72d4acda1069579b35123e3cc0b21ec1193a21
Version < d946347edc4f0a7b846325323d77e936a4c90d0f
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 6.18
Status affected
Version 0
Version < 6.18
Status unaffected
Version <= 6.18.*
Version 6.18.40
Status unaffected
Version <= 7.1.*
Version 7.1.5
Status unaffected
Version <= *
Version 7.2
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.15% 0.051
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.
https://git.kernel.org/stable/c/68dc52f308a17c3103a349f722dd5dea32c50a88
https://git.kernel.org/stable/c/5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7
https://git.kernel.org/stable/c/d946347edc4f0a7b846325323d77e936a4c90d0f