CVE-2025-14512
Glib: integer overflow in glib gio attribute escaping causes heap buffer overflow
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
A flaw was found in glib. This vulnerability allows a heap buffer overflow and denial-of-service (DoS) via an integer overflow in GLib's GIO (GLib Input/Output) escape_byte_string() function when processing malicious file or remote filesystem attribute values.
| CWE | CWE-190 |
| Vendor | gnome |
| Product | glib |
| Published | Dec 11, 2025 |
| Last Updated | Jun 2, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
GNOME / glib
0 < 2.86.3
Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 10.0 Extended Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Telecommunications Update Service
All versions affected Red Hat / Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 8.8 Telecommunications Update Service
All versions affected Red Hat / Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions
All versions affected Red Hat / Red Hat Enterprise Linux 9.4 Extended Update Support
All versions affected Red Hat / Red Hat Enterprise Linux 9.6 Extended Update Support
All versions affected Red Hat / Red Hat Hardened Images
All versions affected Red Hat / Red Hat Insights proxy 1.5
All versions affected Red Hat / Red Hat Update Infrastructure 5
All versions affected Red Hat / Red Hat Update Infrastructure 5
All versions affected Red Hat / Red Hat Update Infrastructure 5
All versions affected Red Hat / Red Hat Update Infrastructure 5
All versions affected Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat OpenShift Container Platform 4
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2026:15953 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:15969 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:15971 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19148 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19361 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19452 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19457 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19459 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19460 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19523 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19524 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19565 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:19567 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:21275 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:22634 access.redhat.com: https://access.redhat.com/errata/RHSA-2026:7461 access.redhat.com: https://access.redhat.com/security/cve/CVE-2025-14512 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2421339 gitlab.gnome.org: https://gitlab.gnome.org/GNOME/glib/-/issues/3845
Credits
Red Hat would like to thank Codean Labs for reporting this issue.