CVE-2026-58014
HighPublic PoC
Published: 30 June 2026
Published
30 June 2026
Modified
01 July 2026
KEV Added
—
Patch
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CVSS Score v3.1
7.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS Score
0.0029
21.0th percentile
Summary
CVE-2026-58014 is a high-severity Off-by-one Error (CWE-193) vulnerability in Redhat Enterprise Linux. Its CVSS base score is 7.3 (High).
Operationally, ranked at the 21.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-40316
Vulnerability details
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…
more
denial of service when the out-of-bounds access crosses a page boundary.
- CWE(s)
Related Threats
MITRE ATT&CK Enterprise TechniquesAI
Insufficient information to map techniques.Confidence: LOW · MITRE ATT&CK Enterprise v19.0
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CVE-2026-7572Shared CWE-193
CVE-2022-25051Shared CWE-193
CVE-2022-47517Shared CWE-193
CVE-2022-24988Shared CWE-193
Affected Assets
gnome
glib
≤ 2.88.1
redhat
enterprise linux
10.0, 6.0, 7.0, 8.0, 9.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.