No VulnCrest analysis published for this CVE yet. Below is the original CNA/NVD description, unmodified.
Description
FreeRDP before 3.32.2 fails to bound server-supplied target dimensions and output origin in RDPGFX MAPSURFACETOSCALEDOUTPUT PDUs, allowing malicious RDP servers to abort X11 clients. Attackers can map a surface to oversized scaled output, triggering checked UINT16 cast or freerdp_image_scale stride assertion failures that terminate the client.
Exploits & detection
No public PoC or detection template found yet.
Timeline
- Published: 03 Nov 2026
- Last modified upstream: 09 Nov 2026
Sources & licenses
- CVE / CVSS / CWE
- NVD record ↗ (unmodified). This product uses the NVD API but is not endorsed or certified by the NVD. CVE® © The MITRE Corporation.
- Exploitation
- CISA KEV (CC0) · EPSS by FIRST.org
- References used for the analysis
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-wffv-rjv2-h2x2 (Vendor Advisory)
- https://www.vulncheck.com/advisories/freerdp-before-3.32.2-x11-client-abort-via-rdpgfx-scaled-output-geometry (Third Party Advisory)
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-wffv-rjv2-h2x2 (Vendor Advisory)
- Analysis, summary and remediation
- © VulnCrest