Home/CVE/A flaw was found in glib. This vulnerability allows a heap buffer overflow and denial-of-service (DoS) via an integer ov
CVE

CVE-2025-14512

A flaw was found in glib. This vulnerability allows a heap buffer overflow and denial-of-service (DoS) via an integer ov

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.

MEDIUM · CVSS 6.5 EPSS 0.00042
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

3
gnome glib< 2.86.3
redhat openshiftall versions
redhat enterprise linuxall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Dec 2025 · 07:16 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

26
rhsaRHSA-2026:21275Critical
rhsaRHSA-2026:22634Important
suse-csafSUSE-SU-2026:20493-1
rhsaRHSA-2026:7461Low
suse-csafopenSUSE-SU-2026:20018-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2025-14512Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2421339Issue TrackingThird Party Advisory
https://gitlab.gnome.org/GNOME/glib/-/issues/3845
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