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CVE-2026-74423

accel/amdxdna: Fix leak when pinning ubuf pages

N/A
Published: August 15, 2026 at 05:59 AM UTC
Updated: August 17, 2026 at 06:19 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
N/A
Exploit prediction
EPSS 0.2%

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel· Linux
95%
6.18 ≤ v < 6.18.406.18 ≤ v < 7.1.56.18 ≤ v < 7.26.18bd72d4acda1069579b35123e3cc0b21ec1193a21
Vendor states this is fixed in 5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7 (fixed)
Vendor states this is fixed in 68dc52f308a17c3103a349f722dd5dea32c50a88 (fixed)
Vendor states this is fixed in d946347edc4f0a7b846325323d77e936a4c90d0f (fixed)
Vendor states this is fixed in 6.18 (unaffected)
Vendor states this is fixed in 6.18.40 (unaffected)
Vendor states this is fixed in 7.1.5 (unaffected)
Vendor states this is fixed in 7.2 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Source: cverecord
https://git.kernel.org/stable/c/68dc52f308a17c3103a349f722dd5dea32c50a88
Source: cverecord
https://git.kernel.org/stable/c/5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7
Source: cverecord
https://git.kernel.org/stable/c/d946347edc4f0a7b846325323d77e936a4c90d0f

Quick Info

StatusRECEIVED

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