CVE-2026-109252: freerdp freerdp

CVSS 6.0 (medium) · published 2026-10-12

FreeRDP from 3.9.0 before 3.32.0 contains a NULL pointer dereference vulnerability in the RDPEAR NDR reader that allows malicious servers to crash clients via truncated KERB_RPC_INTERNAL_NAME data. Attackers can send a CreateApReqAuthenticatorReq with NameCount of two or more ending before the Names pointer, causing cleanup to dereference a null base and terminate the client.

Affected products (NVD): freerdp freerdp

Fixed in (NVD): 3.32.0

Weakness: CWE-476

Source: NVD CVE-2026-109252

References

• https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-93g7-296p-j77j
• https://www.vulncheck.com/advisories/freerdp-from-3.9.0-before-3.32.0-rdpear-null-pointer-dereference-via-kerb-rpc-internal-name
• https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-93g7-296p-j77j

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