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CVE-2026-121404FreeRDP before 3.32.2 Shadow Server CPU Exhaustion via Zero-Length DVC DATA

FreeRDP FreeRDP Yayım: (10 gün önce)

Açıklama

FreeRDP before 3.32.2 contains a denial of service vulnerability in the shadow server that allows authenticated RDP clients to spin server threads by sending zero-length drdynvc DATA PDUs. Attackers can send empty DATA messages on opened audin or rdpgfx channels, so that FreeRDP_WTSVirtualChannelRead never consumes them, consuming full CPU cores until disconnect.

Zayıflık türü (CWE): CWE-400

Veri: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Bilgiler kaynaktaki haliyle, İngilizce yayımlanır.

Etkilenen ürünler ve sürümler

ÜreticiÜrünSürümler
FreeRDP FreeRDP < 3.32.2, fixed 3.32.2

Ubuntu düzeltmeleri

  • USN-9007-1 FreeRDP vulnerabilities Ubuntu 26.10, 26.04, 24.04 · 09.11.2026 · freerdp3

Kaynaklar ve yamalar

CPE eşleşmeleri (NVD) (1)
  • cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:* < 3.32.2

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