SUSE-SU-2026:0421-1: important: Security update for freerdp
SLE-SECURITY-UPDATES
null at suse.de
Tue Feb 10 20:30:08 UTC 2026
# Security update for freerdp
Announcement ID: SUSE-SU-2026:0421-1
Release Date: 2026-02-10T15:28:57Z
Rating: important
References:
* bsc#1256718
* bsc#1256720
* bsc#1256722
* bsc#1256725
* bsc#1256940
* bsc#1256941
* bsc#1256942
* bsc#1256944
Cross-References:
* CVE-2026-22852
* CVE-2026-22854
* CVE-2026-22856
* CVE-2026-22859
* CVE-2026-23530
* CVE-2026-23531
* CVE-2026-23532
* CVE-2026-23534
CVSS scores:
* CVE-2026-22852 ( SUSE ): 7.7
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-22852 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
* CVE-2026-22852 ( NVD ): 6.8
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2026-22852 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-22854 ( SUSE ): 7.7
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-22854 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
* CVE-2026-22854 ( NVD ): 6.8
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2026-22854 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-22856 ( SUSE ): 7.7
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-22856 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
* CVE-2026-22856 ( NVD ): 6.8
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2026-22856 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-22859 ( SUSE ): 6.1
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-22859 ( SUSE ): 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:H
* CVE-2026-22859 ( NVD ): 5.6
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2026-22859 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
* CVE-2026-23530 ( SUSE ): 7.7
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-23530 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
* CVE-2026-23530 ( NVD ): 7.7
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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2026-23530 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-23531 ( SUSE ): 7.7
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-23531 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
* CVE-2026-23531 ( NVD ): 7.7
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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2026-23531 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-23532 ( SUSE ): 7.7
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-23532 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
* CVE-2026-23532 ( NVD ): 7.7
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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2026-23532 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-23534 ( SUSE ): 7.7
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-23534 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
* CVE-2026-23534 ( NVD ): 7.7
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/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
* CVE-2026-23534 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
* openSUSE Leap 15.4
* SUSE Linux Enterprise Desktop 15 SP7
* SUSE Linux Enterprise Real Time 15 SP7
* SUSE Linux Enterprise Server 15 SP7
* SUSE Linux Enterprise Server for SAP Applications 15 SP7
* SUSE Package Hub 15 15-SP7
An update that solves eight vulnerabilities can now be installed.
## Description:
This update for freerdp fixes the following issues:
* 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).
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* SUSE Package Hub 15 15-SP7
zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-421=1
* openSUSE Leap 15.4
zypper in -t patch SUSE-2026-421=1
## Package List:
* SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x)
* libwinpr2-2.4.0-150400.3.35.1
* freerdp-debugsource-2.4.0-150400.3.35.1
* libfreerdp2-2.4.0-150400.3.35.1
* libfreerdp2-debuginfo-2.4.0-150400.3.35.1
* libwinpr2-debuginfo-2.4.0-150400.3.35.1
* freerdp-debuginfo-2.4.0-150400.3.35.1
* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
* freerdp-wayland-debuginfo-2.4.0-150400.3.35.1
* freerdp-2.4.0-150400.3.35.1
* winpr2-devel-2.4.0-150400.3.35.1
* libwinpr2-2.4.0-150400.3.35.1
* freerdp-debugsource-2.4.0-150400.3.35.1
* libfreerdp2-2.4.0-150400.3.35.1
* freerdp-server-debuginfo-2.4.0-150400.3.35.1
* libfreerdp2-debuginfo-2.4.0-150400.3.35.1
* freerdp-proxy-2.4.0-150400.3.35.1
* libwinpr2-debuginfo-2.4.0-150400.3.35.1
* freerdp-proxy-debuginfo-2.4.0-150400.3.35.1
* freerdp-debuginfo-2.4.0-150400.3.35.1
* freerdp-devel-2.4.0-150400.3.35.1
* freerdp-server-2.4.0-150400.3.35.1
* freerdp-wayland-2.4.0-150400.3.35.1
* libuwac0-0-2.4.0-150400.3.35.1
* uwac0-0-devel-2.4.0-150400.3.35.1
* libuwac0-0-debuginfo-2.4.0-150400.3.35.1
## References:
* https://www.suse.com/security/cve/CVE-2026-22852.html
* https://www.suse.com/security/cve/CVE-2026-22854.html
* https://www.suse.com/security/cve/CVE-2026-22856.html
* https://www.suse.com/security/cve/CVE-2026-22859.html
* https://www.suse.com/security/cve/CVE-2026-23530.html
* https://www.suse.com/security/cve/CVE-2026-23531.html
* https://www.suse.com/security/cve/CVE-2026-23532.html
* https://www.suse.com/security/cve/CVE-2026-23534.html
* https://bugzilla.suse.com/show_bug.cgi?id=1256718
* https://bugzilla.suse.com/show_bug.cgi?id=1256720
* https://bugzilla.suse.com/show_bug.cgi?id=1256722
* https://bugzilla.suse.com/show_bug.cgi?id=1256725
* https://bugzilla.suse.com/show_bug.cgi?id=1256940
* https://bugzilla.suse.com/show_bug.cgi?id=1256941
* https://bugzilla.suse.com/show_bug.cgi?id=1256942
* https://bugzilla.suse.com/show_bug.cgi?id=1256944
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