SUSE SLES15 / openSUSE 15 Security Update : freerdp (SUSE-SU-2026:0417-1)

high Nessus Plugin ID 298604

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLES15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0417-1 advisory.

- CVE-2026-22852: a malicious RDP server can trigger a heap-buffer-overflow in audin_process_formats (bsc#1256718).
- CVE-2026-22854: server-controlled read length is used to read file data into an IRP output can cause heap-buffer-overflow in drive_process_irp_read (bsc#1256720).
- CVE-2026-22856: race condition in the serial channel IRP thread tracking can cause heap-use-after-free in create_irp_thread(bsc#1256722).
- CVE-2026-22859: improper bound check can lead to heap-buffer-overflow in urb_select_configuration (bsc#1256725).
- CVE-2026-23530: improper validation can lead to heap buffer overflow in `planar_decompress_plane_rle` (bsc#1256940).
- CVE-2026-23531: improper validation in `clear_decompress` can lead to heap buffer overflow (bsc#1256941).
- CVE-2026-23532: mismatch between destination rectangle clamping and the actual copy size can lead to a heap buffer overflow in `gdi_SurfaceToSurface` (bsc#1256942).
- CVE-2026-23534: missing checks can lead to heap buffer overflow in `clear_decompress_bands_data` (bsc#1256944).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

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

Solution

Update the affected packages.

Plugin Details

Severity: High

ID: 298604

File Name: suse_SU-2026-0417-1.nasl

Version: 1.1

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 2/11/2026

Updated: 2/11/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-23534

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 7.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:uwac0-0-devel

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/10/2026

Vulnerability Publication Date: 1/14/2026

Reference Information

CVE: CVE-2026-22852, CVE-2026-22854, CVE-2026-22856, CVE-2026-22859, CVE-2026-23530, CVE-2026-23531, CVE-2026-23532, CVE-2026-23534

IAVA: 2026-A-0099

SuSE: SUSE-SU-2026:0417-1

Detections

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