CVE-2026-121401: Freerdp: NULL işaretçi başvurusu

Açıklama (NVD)

FreeRDP before 3.32.2 contains a denial of service vulnerability where rdg_process_packet dispatches a PKT_TYPE_EXTENDED_AUTH_MSG without verifying negotiated mode or auth context. A malicious or compromised RD Gateway can send the extended-auth packet before tunnel authentication, triggering a null-pointer dereference that crashes the client.

Özet bilgiler

Ürün

Freerdp Freerdp

CVSS v3.1

4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CVSS v4.0

5.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS

%0,32 (yüzdelik 25)

CWE

CWE-476

Yama

Yok / bilinmiyor

Etkilenen sürümler

Kaynaklar

• NVD kaydı
• github.com
• www.vulncheck.com
• github.com
• CWE-476