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CVE-2026-80933

wifi: mt76: mt7996: validate default EEPROM firmware size PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: validate default EEPROM firmware size The default EEPROM firmware is parsed and copied as a full EEPROM without checking its length. A truncated file can make the driver read beyond the firmware buffer during variant validation or the fallback copy. Reject files shorter than MT7996_EEPROM_SIZE before parsing or copying the firmware.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected 98686cd21624c75a043e96812beadddf4f6f48e5 before b4bf67cc0871b13103c404b38e332b9d4403a0da; affected 98686cd21624c75a043e96812beadddf4f6f48e5 before 127a291f4c8069a4e71906938402cacfe24ee8cd; affected 98686cd21624c75a043e96812beadddf4f6f48e5 before 03b81f015dbb29807ce1ec6d45537d658abdac69; affected 98686cd21624c75a043e96812beadddf4f6f48e5 before 7074ec3769820302f1ccf8794a40a6582153b820; affected 98686cd21624c75a043e96812beadddf4f6f48e5 before 653c6e289b13cc6942f3e8f8e3c568e70fa42d1f
Linux / Linuxaffected 6.2; unaffected 0 before 6.2; unaffected 6.6.157 through 6.6.*; unaffected 6.12.110 through 6.12.*; unaffected 6.18.50 through 6.18.*; unaffected 7.2.4 through 7.2.*; unaffected 7.3 through *

CWE

No CWE identifiers supplied.

References