CVE-2025-14087
Low
No strong exploitation signal.
CVSS base
5.6
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS — probability of exploitation (30 days)
0.8%
55.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-190
Published 2025-12-10 · modified 2026-08-25
CVSS breakdown
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
| Attack Vector | N | Network |
| Attack Complexity | H | High |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | L | Low |
| Integrity | L | Low |
| Availability | L | Low |
Timeline
- 2025-12-10 — Published (NVD)
- 2026-08-25 — Last modified (NVD)
Description
A flaw was found in GLib (Gnome Lib). This vulnerability allows a remote attacker to cause heap corruption, leading to a denial of service or potential code execution via a buffer-underflow in the GVariant parser when processing maliciously crafted input strings.
Affected
References
- https://access.redhat.com/errata/RHSA-2026:15953
- https://access.redhat.com/errata/RHSA-2026:15969
- https://access.redhat.com/errata/RHSA-2026:15971
- https://access.redhat.com/errata/RHSA-2026:19148
- https://access.redhat.com/errata/RHSA-2026:19361
- https://access.redhat.com/errata/RHSA-2026:19452
- https://access.redhat.com/errata/RHSA-2026:19457
- https://access.redhat.com/errata/RHSA-2026:19459
- https://access.redhat.com/errata/RHSA-2026:19460
- https://access.redhat.com/errata/RHSA-2026:19523
- https://access.redhat.com/errata/RHSA-2026:19524
- https://access.redhat.com/errata/RHSA-2026:19565
- https://access.redhat.com/errata/RHSA-2026:19566
- https://access.redhat.com/errata/RHSA-2026:19567
- https://access.redhat.com/errata/RHSA-2026:21275
- https://access.redhat.com/errata/RHSA-2026:22634
- https://access.redhat.com/errata/RHSA-2026:25096
- https://access.redhat.com/errata/RHSA-2026:29197
- https://access.redhat.com/errata/RHSA-2026:49512
- https://access.redhat.com/errata/RHSA-2026:58981
- https://access.redhat.com/errata/RHSA-2026:7461
- https://access.redhat.com/security/cve/CVE-2025-14087
- https://bugzilla.redhat.com/show_bug.cgi?id=2419093
- https://gitlab.gnome.org/GNOME/glib/-/issues/3834