CVE-2021-27218

Name	CVE-2021-27218
Description	An issue was discovered in GNOME GLib before 2.66.7 and 2.67.x before 2.67.4. If g_byte_array_new_take() was called with a buffer of 4GB or more on a 64-bit platform, the length would be truncated modulo 2**32, causing unintended length truncation.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-3044-1
Debian Bugs	982779

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
glib2.0 (PTS)	buster	2.58.3-2+deb10u3	fixed
	buster (security)	2.58.3-2+deb10u5	fixed
	bullseye	2.66.8-1+deb11u1	fixed
	bookworm	2.74.6-2	fixed
	trixie	2.78.4-1	fixed
	sid	2.78.4-6	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
glib2.0	source	stretch	2.50.3-2+deb9u3	DLA-3044-1
glib2.0	source	buster	2.58.3-2+deb10u3
glib2.0	source	(unstable)	2.66.7-1		982779

https://gitlab.gnome.org/GNOME/glib/-/merge_requests/1942
Test case depends on CVE-2021-27219 fix