wifi: mt76: Fix memory leak destroying device

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Summary

CVECVE-2026-53104
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-24 17:17:24 UTC
Updated2026-06-24 17:17:24 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: wifi: mt76: Fix memory leak destroying device All MT76 rx queues have an associated page_pool even if the queue is not associated to a NAPI (e.g. WED RRO queues with WED enabled). Destroy the page_pool running mt76_dma_cleanup routine during module unload. Moreover returns pages to the page pool if WED is not enabled for WED RRO queues.

Risk And Classification

EPSS: 0.001660000 probability, percentile 0.062430000 (date 2026-06-29)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 950d0abb5cd94f2b0710c5c42ac4398c91a7ff22 dcbc13d19bef3326c72f324b10f5a3e5fc4d71de git Not specified
CNA Linux Linux affected 950d0abb5cd94f2b0710c5c42ac4398c91a7ff22 4b7c92fd8b8700fac387ff43c6f6e0c4e05ec93f git Not specified
CNA Linux Linux affected 950d0abb5cd94f2b0710c5c42ac4398c91a7ff22 6b470f36616e3448d44b0ef4b1de2a3e3a31b5be git Not specified
CNA Linux Linux affected 6.8 Not specified
CNA Linux Linux unaffected 6.8 semver Not specified
CNA Linux Linux unaffected 6.18.33 6.18.* semver Not specified
CNA Linux Linux unaffected 7.0.10 7.0.* semver Not specified
CNA Linux Linux unaffected 7.1 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/4b7c92fd8b8700fac387ff43c6f6e0c4e05ec93f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/6b470f36616e3448d44b0ef4b1de2a3e3a31b5be 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/dcbc13d19bef3326c72f324b10f5a3e5fc4d71de 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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