VDB
DEBIAN-CVE-2026-22853
DEBIAN-CVE-2026-22853
PUBLISHED
CVSS 9.800000190734863 CRITICAL
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, RDPEAR’s NDR array reader does not perform bounds checking on the on‑wire element count and can write past the heap buffer allocated from hints, causing a heap buffer overflow in ndr_read_uint8Array. This vulnerability is fixed in 3.20.1.
Risk Scores
CVSS v3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:11 | freerdp2 | 2.8.1+dfsg1, 2.11.7+dfsg1, 2.11.7+dfsg1 |
| Debian:12 | freerdp2 | *, 0, 2.10.0+dfsg1-1.1 |
| Debian:14 | freerdp3 | 3.17.1+dfsg, 3.16.0+dfsg-1, 3.16.0+dfsg-2 |
| Debian:13 | freerdp3 | 0, 3.17.0+dfsg-1, 3.17.1+dfsg-1 |
Timeline
- Jan 14, 2026 CVE Published
- May 16, 2026 CVE Updated