CVE-2014-4859

NameCVE-2014-4859
DescriptionInteger overflow in the Drive Execution Environment (DXE) phase in the Capsule Update feature in the UEFI implementation in EDK2 allows physically proximate attackers to bypass intended access restrictions via crafted data.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
edk2 (PTS)bullseye (security), bullseye2020.11-2+deb11u2fixed
bookworm, bookworm (security)2022.11-6+deb12u1fixed
trixie, sid2024.05-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
edk2source(unstable)(not affected)

Notes

- edk2 <not-affected> (No support for updates of hypervisor-supplied firmware from guests)
https://www.mitre.org/sites/default/files/publications/14-2221-extreme-escalation-presentation.pdf

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