The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:16483 advisory.

    FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license.
    The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox.

    Security Fix(es):

    * freerdp: FreeRDP: Denial of service due to use-after-free vulnerability (CVE-2026-25952)

    * freerdp: FreeRDP: Denial of Service via double free vulnerability during disconnect (CVE-2026-26986)

    * freerdp: FreeRDP: Denial of Service via endless blocking loop in Stream_EnsureCapacity (CVE-2026-27951)

    * freerdp: FreeRDP has a heap-buffer-overflow in bitmap_cache_put via OOB cacheId (CVE-2026-29775)

    * freerdp: FreeRDP has an out-of-bounds read in ADPCM decoders due to missing predictor/step_index bounds     checks (CVE-2026-31885)

    * freerdp: FreeRDP has a division-by-zero in ADPCM decoders when `nBlockAlign` is 0 (CVE-2026-31884)

    * freerdp: FreeRDP: Denial of Service via crafted audio data in RDP (CVE-2026-31883)

    * FreeRDP: FreeRDP: Information disclosure via heap memory out of bounds read (CVE-2026-33985)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

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RHEL 9 : freerdp (RHSA-2026:16483)

medium Nessus Plugin ID 314363

Version 1.1