Bug 2379260 (CVE-2025-38343) - CVE-2025-38343 kernel: wifi: mt76: mt7996: drop fragments with multicast or broadcast RA
Summary: CVE-2025-38343 kernel: wifi: mt76: mt7996: drop fragments with multicast or b...
Keywords:
Status: NEW
Alias: CVE-2025-38343
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:
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Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-07-10 09:03 UTC by OSIDB Bzimport
Modified: 2025-10-31 09:43 UTC (History)
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Description OSIDB Bzimport 2025-07-10 09:03:39 UTC 
In the Linux kernel, the following vulnerability has been resolved:

wifi: mt76: mt7996: drop fragments with multicast or broadcast RA

IEEE 802.11 fragmentation can only be applied to unicast frames.
Therefore, drop fragments with multicast or broadcast RA. This patch
addresses vulnerabilities such as CVE-2020-26145.
Comment 1 Avinash Hanwate 2025-07-10 10:17:51 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025071035-CVE-2025-38343-9a3b@gregkh/T
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