CVE-2023-45235

Name	CVE-2023-45235
Description	EDK2's Network Package is susceptible to a buffer overflow vulnerability when handling Server ID option from a DHCPv6 proxy Advertise message. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Confidentiality, Integrity and/or Availability.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-4207-1
Debian Bugs	1061256

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
edk2 (PTS)	bookworm	2022.11-6+deb12u2	fixed
	bookworm (security)	2022.11-6+deb12u1	fixed
	trixie	2025.02-8+deb13u1	fixed
	forky, sid	2026.05-2	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
edk2	source	bullseye	2020.11-2+deb11u3	DLA-4207-1
edk2	source	bookworm	2022.11-6+deb12u1
edk2	source	(unstable)	2023.11-6		1061256

Notes

[buster] - edk2 <no-dsa> (Minor issue)
https://blog.quarkslab.com/pixiefail-nine-vulnerabilities-in-tianocores-edk-ii-ipv6-network-stack.html
https://www.openwall.com/lists/oss-security/2024/01/16/2