CVE-2020-8432

Name	CVE-2020-8432
Description	In Das U-Boot through 2020.01, a double free has been found in the cmd/gpt.c do_rename_gpt_parts() function. Double freeing may result in a write-what-where condition, allowing an attacker to execute arbitrary code. NOTE: this vulnerablity was introduced when attempting to fix a memory leak identified by static analysis.
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)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
u-boot (PTS)	bullseye	2021.01+dfsg-5	fixed
	bullseye (security)	2021.01+dfsg-5+deb11u2	fixed
	bookworm	2023.01+dfsg-2+deb12u1	fixed
	forky, sid, trixie	2025.01-3	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
u-boot	source	(unstable)	2020.01+dfsg-2	low

Notes

[buster] - u-boot <ignored> (Minor issue)
[stretch] - u-boot <no-dsa> (Minor issue)
[jessie] - u-boot <ignored> (Minor issue)
https://lists.denx.de/pipermail/u-boot/2020-January/396799.html
https://lists.denx.de/pipermail/u-boot/2020-January/396853.html