CVE-2026-109240

Published: Ott 12, 2026 Last Modified: Ott 12, 2026
ExploitDB:
Other exploit source:
Google Dorks:
LOW 2,3
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: passive
Confidentiality: N/A
Integrity: N/A
Availability: N/A
LOW 3,1
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: low

Description

AI Translation Available

FreeRDP 3.11.0 before 3.32.1 contains a reachable assertion vulnerability in urb_isoch_transfer that allows malicious RDP servers to crash clients by sending unvalidated OutputBufferSize values. Attackers can send a TS_URB_ISOCH_TRANSFER IN-direction request with OutputBufferSize above INT32_MAX over URBDRC, triggering an assertion in libusb_udev_isoch_transfer that terminates the client.

617

Reachable Assertion

Draft
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Availability
Potential Impacts:
Dos: Crash, Exit, Or Restart
Applicable Platforms
Languages: Not Language-Specific, C, Java, Rust
View CWE Details
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA…
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-9qqc-m43j-g4r2
https://www.vulncheck.com/advisories/freerdp-3.11.0-before-…
https://www.vulncheck.com/advisories/freerdp-3.11.0-before-3.32.1-reachable-ass…