Bug 2516879 (CVE-2026-74323) - CVE-2026-74323 kernel: wifi: mt76: mt7996: Fix possible token leak in mt7996_tx_prepare_skb()
Summary: CVE-2026-74323 kernel: wifi: mt76: mt7996: Fix possible token leak in mt7996_...
Keywords:
Status: NEW
Alias: CVE-2026-74323
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-08-15 06:38 UTC by OSIDB Bzimport
Modified: 2026-08-20 16:58 UTC (History)
2 users (show)

Fixed In Version:
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Description OSIDB Bzimport 2026-08-15 06:38:15 UTC 
In the Linux kernel, the following vulnerability has been resolved:

wifi: mt76: mt7996: Fix possible token leak in mt7996_tx_prepare_skb()

If link_conf or link_sta lookup fails in mt7996_tx_prepare_skb routine,
mt7996 driver leaks an already allocated tx token. Fix the issue
releasing the token in case of error.
Comment 1 Keith Grant 2026-08-20 16:55:00 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026081554-CVE-2026-74323-d4d0@gregkh/T
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