CVE-2026-58014

HIGH

Glib: off-by-one error in glib/gkeyfile.c via "g_key_file_get_locale_string_list"

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2026-58014. PoCs published by HermesNA-1.

AI-analyzed exploit summary This repository contains an auto-generated stub module for CVE-2026-58014, an off-by-one error in GLib's `g_key_file_get_locale_string_list` function. The code includes placeholder logic for target probing but lacks actual exploit implementation or technical details about the vulnerability's exploitation.

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.

Exploits (1)

github STUB 1 stars
by HermesNA-1 · pythonpoc
https://github.com/HermesNA-1/SnakeSploit/tree/main/data/modules_generated/cve-2026-58014_flaw_was_found.py

This repository contains an auto-generated stub module for CVE-2026-58014, an off-by-one error in GLib's `g_key_file_get_locale_string_list` function. The code includes placeholder logic for target probing but lacks actual exploit implementation or technical details about the vulnerability's exploitation.

Classification
Stub 98%
Attack Type
Other
Complexity
Moderate
Reliability
Theoretical
Target: GLib (unspecified version)
No auth needed
Prerequisites: Network access to the target system · Knowledge of the vulnerable GLib function's usage context
mistral-large-3 · analyzed Jul 09, 2026 Full analysis →

References (3)

Core 3
Core References
Vdb Entry, X_Refsource_Redhat vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2026-58014
Issue Tracking, X_Refsource_Redhat issue-tracking x_refsource_redhat
RHBZ#2492255
https://bugzilla.redhat.com/show_bug.cgi?id=2492255

Scores

CVSS v3 7.3
EPSS 0.0029
EPSS Percentile 21.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-193
Status published
Products (13)
GNOME/GLib < 2.88.1
gnome/glib < 2.88.1
Red Hat/Red Hat Enterprise Linux 10
Red Hat/Red Hat Enterprise Linux 6
Red Hat/Red Hat Enterprise Linux 7
Red Hat/Red Hat Enterprise Linux 8
Red Hat/Red Hat Enterprise Linux 9
Red Hat/Red Hat Hardened Images
redhat/enterprise_linux 6.0
redhat/enterprise_linux 7.0
... and 3 more
Published Jun 30, 2026
Tracked Since Jun 30, 2026