CVE-2026-23948
FreeRDP has a NULL Pointer Dereference in rdp_write_logon_info_v2()
Summary
FreeRDP has a NULL Pointer Dereference in rdp_write_logon_info_v2()
Original description
The description as published by the source.
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, a NULL pointer dereference vulnerability in rdp_write_logon_info_v2() allows a malicious RDP server to crash FreeRDP proxy by sending a specially crafted LogonInfoV2 PDU with cbDomain=0 or cbUserName=0. This vulnerability is fixed in 3.22.0.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
Fix status by distribution
Fixed packages published by each distribution for this CVE
- Debian DEBIAN-CVE-2026-23948 freerdp2
References
- advisory github.com
- advisory github.com
- advisory nvd.nist.gov
- patch github.com