CVE-2026-58014
High
Description
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.
SeverityHigh
CVSS7.3
Exploit probability—
Product
Gnome Glib
PublishedJun 30, 2026
First seenJun 30, 2026
Weakness typeCWE-193CWE-193
How to fix
Update
- gnome glib2.88.1 or later
Vendor advisories
- access.redhat.com/security/cve/CVE-2026-58014
- access.redhat.com/errata/RHSA-2026:49512
- access.redhat.com/errata/RHSA-2026:55440
- access.redhat.com/errata/RHSA-2026:57015
- access.redhat.com/errata/RHSA-2026:58981
- access.redhat.com/errata/RHSA-2026:61766
- access.redhat.com/errata/RHSA-2026:61783
- access.redhat.com/errata/RHSA-2026:63135
- access.redhat.com/errata/RHSA-2026:63138
- access.redhat.com/errata/RHSA-2026:63140
- access.redhat.com/errata/RHSA-2026:65762
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnome glib | v < 2.88.1 | 2.88.1 |
| redhat enterprise_linux | 6.0, 7.0, 8.0, 9.0, 10.0 | — |
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