DescriptionExisting CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs1014468

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
edk2 (PTS)bullseye (security), bullseye2020.11-2+deb11u2vulnerable
bookworm, bookworm (security)2022.11-6+deb12u1fixed
sid, trixie2024.05-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[bullseye] - edk2 <no-dsa> (Minor issue)
[buster] - edk2 <no-dsa> (Minor issue)

Search for package or bug name: Reporting problems