Security update for freerdp

Announcement ID:	SUSE-SU-2026:1634-1
Release Date:	2026-04-27T12:06:21Z
Rating:	important
References:	bsc#1258919 bsc#1258920 bsc#1258921 bsc#1258923 bsc#1258924 bsc#1258939 bsc#1258967 bsc#1258977 bsc#1258987 bsc#1259680 bsc#1259684 bsc#1259689 bsc#1259692 bsc#1259693 bsc#1261848
Cross-References:	CVE-2026-25941 CVE-2026-25942 CVE-2026-25952 CVE-2026-25953 CVE-2026-25954 CVE-2026-25997 CVE-2026-26986 CVE-2026-27015 CVE-2026-27951 CVE-2026-29774 CVE-2026-29775 CVE-2026-29776 CVE-2026-31884 CVE-2026-31897
CVSS scores:	CVE-2026-25941 ( SUSE ): 5.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N CVE-2026-25941 ( SUSE ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N CVE-2026-25941 ( NVD ): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H CVE-2026-25941 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N CVE-2026-25942 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-25942 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-25942 ( NVD ): 5.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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-2026-25942 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-25952 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-25952 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-25952 ( NVD ): 5.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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-2026-25952 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2026-25953 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-25953 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-25953 ( NVD ): 5.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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-2026-25953 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2026-25954 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-25954 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-25954 ( NVD ): 5.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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-2026-25954 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-25997 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-25997 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H CVE-2026-25997 ( NVD ): 5.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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-2026-25997 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2026-26986 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-26986 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-26986 ( NVD ): 5.5 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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-2026-26986 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-27015 ( SUSE ): 5.9 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2026-27015 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVE-2026-27015 ( NVD ): 5.0 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/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-2026-27015 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVE-2026-27951 ( SUSE ): 8.2 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2026-27951 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-27951 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-27951 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-29774 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-29774 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-29774 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-29774 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H CVE-2026-29775 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-29775 ( SUSE ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-29775 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H CVE-2026-29775 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-29776 ( SUSE ): 2.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-29776 ( SUSE ): 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L CVE-2026-29776 ( NVD ): 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L CVE-2026-31884 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-31884 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-31884 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVE-2026-31884 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-31897 ( SUSE ): 2.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2026-31897 ( SUSE ): 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L CVE-2026-31897 ( NVD ): 0.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:N CVE-2026-31897 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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 14 vulnerabilities and has one security fix can now be installed.

Description:

This update for freerdp fixes the following issues:

• CVE-2026-25941: Out-of-Bounds Read in client RDPGFX channel via crafted WIRE_TO_SURFACE_2 PDU (bsc#1258919).
• CVE-2026-25942: Global-buffer-overflow in xf_rail_server_execute_result (bsc#1258920).
• CVE-2026-25952: Heap-use-after-free in xf_SetWindowMinMaxInfo (bsc#1258921).
• CVE-2026-25953: Heap-use-after-free in xf_AppUpdateWindowFromSurface (bsc#1258923).
• CVE-2026-25954: Heap-use-after-free in xf_rail_server_local_move_size (bsc#1258924).
• CVE-2026-25997: Heap-use-after-free in xf_clipboard_format_equal (bsc#1258977).
• CVE-2026-26986: Heap-use-after-free in rail_window_free (bsc#1258967).
• CVE-2026-27015: Smartcard NDR alignment padding triggers reachable WINPR_ASSERT abort (bsc#1258987).
• CVE-2026-27951: Denial of service via endless blocking loop in Stream_EnsureCapacity (bsc#1258939).
• CVE-2026-29774: Missing bounds validation can cause a client-side heap buffer overflow (bsc#1259689).
• CVE-2026-29775: Malicious server can trigger a client-side heap out-of-bounds access (bsc#1259684).
• CVE-2026-29776: Missing length check can lead to an integer underflow (bsc#1259692).
• CVE-2026-31897: Missing length check can cause an out-of-bounds read (bsc#1259693).

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:

• openSUSE Leap 15.4
  zypper in -t patch SUSE-2026-1634=1
• SUSE Package Hub 15 15-SP7
  zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1634=1

Package List:

• openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
  • freerdp-server-debuginfo-2.4.0-150400.3.52.1
  • libwinpr2-debuginfo-2.4.0-150400.3.52.1
  • freerdp-debuginfo-2.4.0-150400.3.52.1
  • freerdp-proxy-2.4.0-150400.3.52.1
  • libfreerdp2-debuginfo-2.4.0-150400.3.52.1
  • freerdp-proxy-debuginfo-2.4.0-150400.3.52.1
  • libuwac0-0-2.4.0-150400.3.52.1
  • freerdp-2.4.0-150400.3.52.1
  • libwinpr2-2.4.0-150400.3.52.1
  • freerdp-wayland-debuginfo-2.4.0-150400.3.52.1
  • libfreerdp2-2.4.0-150400.3.52.1
  • freerdp-devel-2.4.0-150400.3.52.1
  • winpr2-devel-2.4.0-150400.3.52.1
  • libuwac0-0-debuginfo-2.4.0-150400.3.52.1
  • freerdp-wayland-2.4.0-150400.3.52.1
  • freerdp-server-2.4.0-150400.3.52.1
  • uwac0-0-devel-2.4.0-150400.3.52.1
  • freerdp-debugsource-2.4.0-150400.3.52.1
• SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x)
  • libwinpr2-debuginfo-2.4.0-150400.3.52.1
  • freerdp-debuginfo-2.4.0-150400.3.52.1
  • libfreerdp2-debuginfo-2.4.0-150400.3.52.1
  • libfreerdp2-2.4.0-150400.3.52.1
  • freerdp-debugsource-2.4.0-150400.3.52.1
  • libwinpr2-2.4.0-150400.3.52.1

References:

• https://www.suse.com/security/cve/CVE-2026-25941.html
• https://www.suse.com/security/cve/CVE-2026-25942.html
• https://www.suse.com/security/cve/CVE-2026-25952.html
• https://www.suse.com/security/cve/CVE-2026-25953.html
• https://www.suse.com/security/cve/CVE-2026-25954.html
• https://www.suse.com/security/cve/CVE-2026-25997.html
• https://www.suse.com/security/cve/CVE-2026-26986.html
• https://www.suse.com/security/cve/CVE-2026-27015.html
• https://www.suse.com/security/cve/CVE-2026-27951.html
• https://www.suse.com/security/cve/CVE-2026-29774.html
• https://www.suse.com/security/cve/CVE-2026-29775.html
• https://www.suse.com/security/cve/CVE-2026-29776.html
• https://www.suse.com/security/cve/CVE-2026-31884.html
• https://www.suse.com/security/cve/CVE-2026-31897.html
• https://bugzilla.suse.com/show_bug.cgi?id=1258919
• https://bugzilla.suse.com/show_bug.cgi?id=1258920
• https://bugzilla.suse.com/show_bug.cgi?id=1258921
• https://bugzilla.suse.com/show_bug.cgi?id=1258923
• https://bugzilla.suse.com/show_bug.cgi?id=1258924
• https://bugzilla.suse.com/show_bug.cgi?id=1258939
• https://bugzilla.suse.com/show_bug.cgi?id=1258967
• https://bugzilla.suse.com/show_bug.cgi?id=1258977
• https://bugzilla.suse.com/show_bug.cgi?id=1258987
• https://bugzilla.suse.com/show_bug.cgi?id=1259680
• https://bugzilla.suse.com/show_bug.cgi?id=1259684
• https://bugzilla.suse.com/show_bug.cgi?id=1259689
• https://bugzilla.suse.com/show_bug.cgi?id=1259692
• https://bugzilla.suse.com/show_bug.cgi?id=1259693
• https://bugzilla.suse.com/show_bug.cgi?id=1261848