CVE-2026-91954 — FreeRDP before 3.31.0 NULL Pointer Dereference via NSCodec
FreeRDP before 3.31.0 contains a null pointer dereference vulnerability in gdi_surface_bits when processing Surface Bits commands with NSCodec codec ID. A malicious RDP server c…
Published: 2026-09-15 · CVSS: 7.1 · CVSS 4.0
FreeRDP before 3.31.0 contains a null pointer dereference vulnerability in gdi_surface_bits when processing Surface Bits commands with NSCodec codec ID. A malicious RDP server can crash a FreeRDP client by sending a crafted Surface Bits command claiming to use NSCodec, even when the codec is disabled.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7