PT-2026-136156
CVE-2026-121399
·
Published
2026-11-03
·
Updated
2026-11-03
Description by
CVSS 4.0
5.3
MediumMetricsAV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions
FreeRDP versions prior to 3.32.2
Description
A memory allocation issue exists in the
rdg receive packet() function. A malicious RD Gateway can trigger pre-authentication memory exhaustion and a denial of service by sending an eight-byte RDG header that declares a packet length of 0x7FFFFFFF, forcing the client to allocate 2 GiB of memory before tunnel authentication occurs.Recommendations
Update to version 3.32.2 or later.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
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