This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-91963 →

DEBIAN-CVE-2026-91963

FreeRDP versions before 3.31.0 contain an uninitialized heap memory disclosure vulnerability in the urbdrc USB redirection channel. A malicious RDP se...

Original description

The description as published by the source.

FreeRDP versions before 3.31.0 contain an uninitialized heap memory disclosure vulnerability in the urbdrc USB redirection channel. A malicious RDP server can induce failing USB transfers to read uninitialized heap memory from the client, defeating ASLR and enabling remote code execution when chained with memory corruption vulnerabilities.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 freerdp2

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 freerdp3

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:14 freerdp3

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.31.0+dfsg-1"}]}]

References

advisory security-tracker.debian.org