DescriptionInsufficient control flow management in some Intel(R) PROSet/Wireless WiFi products before version 21.110 may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
firmware-nonfree (PTS)stretch/non-free20161130-5vulnerable
bullseye/non-free, sid/non-free20210315-2vulnerable
stretch/non-free (security)20190114-2~deb9u1vulnerable

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[buster] - firmware-nonfree <no-dsa> (non-free not supported)
Fixed firmware blobs:
ibt-18-16-1.sfi: FW Build: REL17064 Release Version:
Not shipped in Debian: Wi-Fi 6 AX200, Wireless-AC 9560, Wireless-AC 9462, Wireless-AC 9461, Dual Band Wireless-AC 3165
Intel seems to have missed the update for ibt-12-16.sfi, last update from May 2019
Intel seems to have missed the update for ibt-11-5.sfi, last update from Jan 2019

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