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CVE-2026-109250 Details

Description

FreeRDP 3.0.0 before 3.32.0 contains a heap buffer overflow vulnerability in collect_keys() that allows local attackers to write past the fixed 64-entry keys array during PKCS#11 key enumeration. Attackers controlling smartcard tokens can present more than 64 public key objects across multiple slots to corrupt heap memory with attacker-chosen CKA_ID and CKA_LABEL data during smartcard logon.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:6.6 MEDIUMVector:CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-jhv5-m83m-hxhq	CISA-ADP	ExploitVendor Advisory
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-jhv5-m83m-hxhq	[email protected]	ExploitVendor Advisory
https://www.vulncheck.com/advisories/freerdp-3.0.0-before-3.32.0-heap-buffer-overflow-via-pkcs-11-collect-keys	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-129	Improper Validation of Array Index	[email protected]

Affected Products

Product	Versions
freerdp freerdp	>= 3.0.0, < 3.32.0
CPE cpe:2.3:a:freerdp:freerdp:::::::: Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Nov 2, 2026	Initial Analysis	[email protected]
Oct 13, 2026	CVE Modified	CISA-ADP
Oct 12, 2026	New CVE Received	[email protected]