CVE-2026-20456 | MediaTek MT7902/MT7920/MT7921/MT7922/MT7925/MT7927 WLAN STA Driver out-of-bounds write (MSV-6338)

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A vulnerability labeled as critical has been found in MediaTek MT7902, MT7920, MT7921, MT7922, MT7925 and MT7927. Affected is an unknown function of the component WLAN STA Driver. The manipulation results in out-of-bounds write.

This vulnerability was named CVE-2026-20456. The attack needs to be approached locally. There is no available exploit.

Applying a patch is advised to resolve this issue.VulDB Recent EntriesRead More