CVE-2026-80933

linux: In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7996: validate default EEPROM firm...

CVE-2026-80933 is fixed in 2 products on 1 platform, first by DEBIAN-CVE-2026-80933, released September 23, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0013
2nd percentile

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.

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 13.5 (trixie) 6.12.111-1 DEBIAN-CVE-2026-80933 Sep 23, 2026
linux · Debian 14 7.2.6-1 DEBIAN-CVE-2026-80933 Sep 23, 2026
linux-6.12 · Debian 12.15 (bookworm) 6.12.111-1~deb12u1 DEBIAN-CVE-2026-80933 Sep 23, 2026

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