CVE-2026-56001
HIGH
8.5
CVSS 3.1
Description
A heap buffer overflow in BitmapScaleBitmaps in libXfont2 before 2.0.8 due to an overflowing 32bit size could be used by attackers able to access the X Server to execute code within the X server cont
Metadata
Severity & Metrics
8.5
HIGH CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products (1)
| Vendor | Product | Platform | Versions |
|---|---|---|---|
| X.Org | libXfont2 | — | 0 < 2.0.8 |
Weakness (CWE)
| CWE | Source | Description |
|---|---|---|
| CWE-122 | cna | CWE-122 Heap-based buffer overflow |
CVSS scores (1)
| Score | Severity | Version | Source | Vector |
|---|---|---|---|---|
| 8.5 | HIGH | 3.1 | cna | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
References (2)