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CVE PROGRAM SOURCE RECORD6.0 Medium

CVE-2026-109256

FreeRDP 3.10.0 through 3.32.2 Heap Buffer Overflow in WinPR PNG Conversion

Description

FreeRDP 3.10.0 through 3.32.2 contains a heap buffer overflow in the WinPR png_write_data callback that writes past the buffer after a realloc failure. A malicious RDP clipboard peer can supply a large CF_DIB image that triggers out-of-bounds memcpy during PNG conversion, causing a client crash.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

FreeRDP FreeRDP

Default version status: unaffected

  • 3.10.0 to ≤ 3.32.2affected

References