CVE-2026-91945 — FreeRDP before 3.31.0 Out-of-bounds Read via Smartcard ATR
FreeRDP versions before 3.31.0 contain an out-of-bounds read vulnerability in smartcard response decoders that fail to validate ATR length fields against fixed inline arrays. Au…
Published: 2026-09-15 · CVSS: 7.1 · CVSS 4.0
FreeRDP versions before 3.31.0 contain an out-of-bounds read vulnerability in smartcard response decoders that fail to validate ATR length fields against fixed inline arrays. Authenticated RDP clients can send oversized ATR lengths in PAKID_CORE_DEVICE_IOCOMPLETION responses to trigger reads past stack or heap objects, causing process termination.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7