CVE-2021-27219

NameCVE-2021-27219
DescriptionAn issue was discovered in GNOME GLib before 2.66.6 and 2.67.x before 2.67.3. The function g_bytes_new has an integer overflow on 64-bit platforms due to an implicit cast from 64 bits to 32 bits. The overflow could potentially lead to memory corruption.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium
Debian Bugs982778

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
glib2.0 (PTS)stretch2.50.3-2+deb9u2vulnerable
buster2.58.3-2+deb10u2vulnerable
bullseye, sid2.66.7-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
glib2.0source(unstable)2.66.6-1982778

Notes

https://gitlab.gnome.org/GNOME/glib/-/issues/2319

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