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ESB-2026.3165 PUBLISHED CVSS 8.800000190734863 HIGH

=========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2026.3165 Security update for freerdp 1 April 2026 =========================================================================== AUSCERT Security Bulletin Summary --------------------------------- Product: freerdp Publisher: SUSE Operating System: SUSE Resolution: Patch/Upgrade CVE Names: CVE-2026-26965 CVE-2026-26955 CVE-2026-26271 CVE-2026-31806 CVE-2026-31883 CVE-2026-31885 Original Bulletin: https://www.suse.com/support/update/announcement/2026/suse-su-20261160-1 Comment: CVSS (Max): 8.8 CVE-2026-31806 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) CVSS Source: NIST, [SUSE] Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H EPSS (Max): 0.1% (19th) CVE-2026-26965 2026-03-31 - --------------------------BEGIN INCLUDED TEXT-------------------- Security update for freerdp Announcement ID: SUSE-SU-2026:1160-1 Release Date: 2026-03-31T15:04:04Z Rating: important o bsc#1258979 o bsc#1258982 o bsc#1258985 References: o bsc#1259653 o bsc#1259679 o bsc#1259686 o CVE-2026-26271 o CVE-2026-26955 o CVE-2026-26965 Cross-References: o CVE-2026-31806 o CVE-2026-31883 o CVE-2026-31885 o CVE-2026-26271 ( 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 o CVE-2026-26271 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/ S:U/C:N/I:N/A:L o CVE-2026-26955 ( SUSE ): 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N /UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N o CVE-2026-26955 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R /S:U/C:H/I:H/A:H o CVE-2026-26955 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/ S:U/C:H/I:H/A:H o CVE-2026-26965 ( SUSE ): 8.6 CVSS:4.0/AV:N/AC:L/AT:N/PR:N /UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N o CVE-2026-26965 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R /S:U/C:H/I:H/A:H o CVE-2026-26965 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/ S:U/C:H/I:H/A:H o CVE-2026-31806 ( SUSE ): 7.5 CVSS:4.0/AV:N/AC:H/AT:N/PR:N /UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N o CVE-2026-31806 ( SUSE ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R /S:U/C:H/I:H/A:H CVSS scores: o CVE-2026-31806 ( NVD ): 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/ UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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 o CVE-2026-31806 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/ S:U/C:H/I:H/A:H o CVE-2026-31883 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N /UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N o CVE-2026-31883 ( SUSE ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N /S:U/C:L/I:L/A:L o CVE-2026-31883 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/ S:U/C:H/I:H/A:H o CVE-2026-31883 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/ S:U/C:L/I:L/A:N o CVE-2026-31885 ( SUSE ): 7.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:N /UI:P/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N o CVE-2026-31885 ( SUSE ): 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R /S:U/C:H/I:N/A:L o CVE-2026-31885 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/ S:U/C:H/I:N/A:N o CVE-2026-31885 ( NVD ): 9.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/ S:U/C:H/I:L/A:H o openSUSE Leap 15.6 o SUSE Linux Enterprise Desktop 15 SP7 Affected o SUSE Linux Enterprise Real Time 15 SP7 Products: o SUSE Linux Enterprise Server 15 SP7 o SUSE Linux Enterprise Server for SAP Applications 15 SP7 o SUSE Package Hub 15 15-SP7 An update that solves six vulnerabilities can now be installed. Description: This update for freerdp fixes the following issues: o CVE-2026-26271: Buffer Overread in FreeRDP Icon Processing (bsc#1258979). o CVE-2026-26955: Out-of-bounds Write in freerdp (bsc#1258982). o CVE-2026-26965: Out-of-bounds Write in freerdp (bsc#1258985). o CVE-2026-31806: improper validation of server messages can lead to a heap buffer overflow and arbitrary code execution (bsc#1259653). o CVE-2026-31883: crafted RDPSND audio format and wave data can cause a heap buffer overflow write (bsc#1259679). o CVE-2026-31885: unchecked predictor can lead to an out-of-bounds read (bsc# 1259686). 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: o openSUSE Leap 15.6 zypper in -t patch SUSE-2026-1160=1 openSUSE-SLE-15.6-2026-1160=1 o SUSE Package Hub 15 15-SP7 zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1160= 1 Package List: o openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586) freerdp-proxy-2.11.2-150600.4.18.1 freerdp-devel-2.11.2-150600.4.18.1 freerdp-server-debuginfo-2.11.2-150600.4.18.1 freerdp-wayland-2.11.2-150600.4.18.1 uwac0-0-devel-2.11.2-150600.4.18.1 freerdp-wayland-debuginfo-2.11.2-150600.4.18.1 libwinpr2-2-2.11.2-150600.4.18.1 libwinpr2-2-debuginfo-2.11.2-150600.4.18.1 libuwac0-0-2.11.2-150600.4.18.1 freerdp-proxy-debuginfo-2.11.2-150600.4.18.1 winpr-devel-2.11.2-150600.4.18.1 libuwac0-0-debuginfo-2.11.2-150600.4.18.1 freerdp-debuginfo-2.11.2-150600.4.18.1 freerdp-debugsource-2.11.2-150600.4.18.1 libfreerdp2-2-2.11.2-150600.4.18.1 freerdp-2.11.2-150600.4.18.1 freerdp-server-2.11.2-150600.4.18.1 libfreerdp2-2-debuginfo-2.11.2-150600.4.18.1 o SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x) uwac0-0-devel-2.11.2-150600.4.18.1 freerdp-debuginfo-2.11.2-150600.4.18.1 freerdp-debugsource-2.11.2-150600.4.18.1 References: o https://www.suse.com/security/cve/CVE-2026-26271.html o https://www.suse.com/security/cve/CVE-2026-26955.html o https://www.suse.com/security/cve/CVE-2026-26965.html o https://www.suse.com/security/cve/CVE-2026-31806.html o https://www.suse.com/security/cve/CVE-2026-31883.html o https://www.suse.com/security/cve/CVE-2026-31885.html o https://bugzilla.suse.com/show_bug.cgi?id=1258979 o https://bugzilla.suse.com/show_bug.cgi?id=1258982 o https://bugzilla.suse.com/show_bug.cgi?id=1258985 o https://bugzilla.suse.com/show_bug.cgi?id=1259653 o https://bugzilla.suse.com/show_bug.cgi?id=1259679 o https://bugzilla.suse.com/show_bug.cgi?id=1259686 - --------------------------END INCLUDED TEXT---------------------- You have received this e-mail bulletin as a result of your organisation's registration with AUSCERT. 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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://portal.auscert.org.au/bulletins/ =========================================================================== AUSCERT The University of Queensland, Brisbane QLD 4072 Australia e: auscert@auscert.org.au t: +61 (0)7 3365 4417 Allies in Cyber Security ===========================================================================

Risk Scores

CVSS v3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
SUSEfreerdp

Timeline

References

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