Vulnerability in GNOME Glib

CVE-2026-58014

A flaw was found in GLib. An off-by-one error can occur in the g_key_file_get_locale_string_list function in the gkeyfile.c file when loading a key file with an empty value. This flaw can cause an out-of-bounds access of 1 byte or a denial of service when the out-of-bounds access crosses a page boundary.

EPSS: 0.003 (22.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-58014?
CVE-2026-58014 is a high-severity vulnerability in GNOME Glib, classified under Off-by-one Error. CVSS score: 7.3/10. Published 2026-06-30.
How severe is CVE-2026-58014?
High severity. CVSS v3 base score is 7.3 out of 10.