CVE-2025-14087
Medium
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.
SeverityMedium
CVSS5.6
Exploit probability—
Product
Gnome Glib
PublishedDec 10, 2025
First seenDec 10, 2025
Weakness typeCWE-190Integer overflow
How to fix
Update
- gnome glib2.86.3 or later
Vendor advisories
- access.redhat.com/security/cve/CVE-2025-14087
- access.redhat.com/errata/RHSA-2026:15953
- access.redhat.com/errata/RHSA-2026:15969
- access.redhat.com/errata/RHSA-2026:15971
- access.redhat.com/errata/RHSA-2026:19148
- access.redhat.com/errata/RHSA-2026:19361
- access.redhat.com/errata/RHSA-2026:19452
- access.redhat.com/errata/RHSA-2026:19457
- access.redhat.com/errata/RHSA-2026:19459
- access.redhat.com/errata/RHSA-2026:19460
- access.redhat.com/errata/RHSA-2026:19523
- access.redhat.com/errata/RHSA-2026:19524
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| gnome glib | v < 2.86.3 | 2.86.3 |
| redhat enterprise_linux | 7.0, 8.0, 9.0, 10.0 | — |
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