wifi: mt76: mt7996: Fix NULL pointer dereference in mt7996_init_tx_queues()

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Summary

CVECVE-2026-80632
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-28 08:16:48 UTC
Updated2026-08-28 08:16:48 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: Fix NULL pointer dereference in mt7996_init_tx_queues() When MT76_NPU and CONFIG_NET_MEDIATEK_SOC_WED are enabled and mt76 detects properly the Airoha NPU SoC, mt7996_init_tx_queues() will dereference a NULL WED pointer. Fix the issue by always passing the WED pointer from mt7996_dma_init().

Risk And Classification

EPSS: 0.001550000 probability, percentile 0.049980000 (date 2026-08-30)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected cd7951f242a7e4114de8f41804d708f5b5079d53 93f3f9a9e955569ab7c3f02f0486d3aaf2314a56 git Not specified
CNA Linux Linux affected cd7951f242a7e4114de8f41804d708f5b5079d53 6794edb55b5f5ef834e03b0b241b1a8b725f82c0 git Not specified
CNA Linux Linux affected 7.1 Not specified
CNA Linux Linux unaffected 7.1 semver Not specified
CNA Linux Linux unaffected 7.1.5 7.1.* semver Not specified
CNA Linux Linux unaffected 7.2 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/93f3f9a9e955569ab7c3f02f0486d3aaf2314a56 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/6794edb55b5f5ef834e03b0b241b1a8b725f82c0 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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