CVE-2026-114042

FreeRDP 3.32.0 Use-After-Free via drdynvc Virtual Channel PDU

MEDIUM
6.5
CVSS Score
Published: October 21, 2026 at 12:36 AM UTC
Updated: October 22, 2026 at 07:17 PM UTC
1 product affected across 1 vendorFreeRDP

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

FreeRDP 3.32.0 contains a use-after-free vulnerability in the drdynvc channel that frees a pool-owned stream with the owned-stream deallocator when totalLength is smaller than the chunk size. A malicious RDP server can send a single well-formed Virtual Channel PDU to trigger the free and crash the client during teardown.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

3.32.0
Vendor states this is fixed in 3.32.1 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-416

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