Vulnerability · Published Feb 9, 2022 · Assigned by intel

CVE-2021-0076

Medium 5.5

In plain English

A medium-severity improper input validation in Intel(R) PROSet/Wireless Wi-Fi in multiple operating systems and some Killer(TM) Wi-Fi in Windows 10 and 11. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium

Exploit odds (30 days)0.3%top 81.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Improper Validation of Specified Index, Position, or Offset in Input in firmware for some Intel(R) PROSet/Wireless Wi-Fi in multiple operating systems and some Killer(TM) Wi-Fi in Windows 10 and 11 may allow a privileged user to potentially enable denial of service via local access.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Ubuntu:22.04:LTS	linux-firmware	no fix listed	UBUNTU-CVE-2021-0076
Ubuntu:24.04:LTS	linux-firmware	no fix listed	UBUNTU-CVE-2021-0076
Ubuntu:25.10	linux-firmware	no fix listed	UBUNTU-CVE-2021-0076
Ubuntu:26.04:LTS	linux-firmware	no fix listed	UBUNTU-CVE-2021-0076
Ubuntu:26.10	linux-firmware	no fix listed	UBUNTU-CVE-2021-0076

Affected products (as reported)

Vendor	Product	Versions
n/a	Intel(R) PROSet/Wireless Wi-Fi in multiple operating systems and some Killer(TM) Wi-Fi in Windows 10 and 11	See references

Weakness: CWE-20 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00539.html x_refsource_MISC