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Vulnerability DatabaseCVE-2026-23948

CVE-2026-23948: 
NixOS vulnerability analysis and mitigation

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: NVD

Related NixOS vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-21010HIGH7.8
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NoNoApr 13, 2026
CVE-2026-21012MEDIUM6.8
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CVE-2026-21011MEDIUM5.4
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CVE-2026-21008MEDIUM5.1
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CVE-2026-21007MEDIUM4.4
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NoNoApr 13, 2026

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