SUSE-SU-2026:1714-1: important: Security update for erlang
SLE-SECURITY-UPDATES
null at suse.de
Wed May 6 20:34:48 UTC 2026
# Security update for erlang
Announcement ID: SUSE-SU-2026:1714-1
Release Date: 2026-05-06T12:08:16Z
Rating: important
References:
* bsc#1258663
* bsc#1259681
* bsc#1259682
* bsc#1259687
* bsc#1261728
Cross-References:
* CVE-2026-21620
* CVE-2026-23941
* CVE-2026-23942
* CVE-2026-23943
* CVE-2026-28808
CVSS scores:
* CVE-2026-21620 ( SUSE ): 7.6
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
* CVE-2026-21620 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
* CVE-2026-21620 ( NVD ): 2.3
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/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
* CVE-2026-23941 ( SUSE ): 6.3
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
* CVE-2026-23941 ( SUSE ): 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
* CVE-2026-23941 ( NVD ): 7.0
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:L/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
* CVE-2026-23942 ( SUSE ): 5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
* CVE-2026-23942 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
* CVE-2026-23942 ( NVD ): 5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/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
* CVE-2026-23943 ( 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-2026-23943 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-23943 ( NVD ): 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/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
* CVE-2026-28808 ( SUSE ): 9.1
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
* CVE-2026-28808 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
* CVE-2026-28808 ( NVD ): 8.3
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:N/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
* CVE-2026-28808 ( 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 15.3
* Server Applications Module 15-SP7
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise High Performance Computing 15 SP5
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
* SUSE Linux Enterprise Real Time 15 SP7
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server 15 SP4 LTSS
* SUSE Linux Enterprise Server 15 SP5
* SUSE Linux Enterprise Server 15 SP5 LTSS
* SUSE Linux Enterprise Server 15 SP6
* SUSE Linux Enterprise Server 15 SP6 LTSS
* SUSE Linux Enterprise Server 15 SP7
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
* SUSE Linux Enterprise Server for SAP Applications 15 SP6
* SUSE Linux Enterprise Server for SAP Applications 15 SP7
An update that solves five vulnerabilities can now be installed.
## Description:
This update for erlang fixes the following issues:
* CVE-2026-21620: remote arbitrary read/write via TFTP relative path traversal
(bsc#1258663).
* CVE-2026-23941: HTTP Request Smuggling in Erlang OTP (bsc#1259687).
* CVE-2026-23942: path traversal vulnerability in Erlang OTP (bsc#1259681).
* CVE-2026-23943: denial of service due to improper handling of highly
compressed data in Erlang OTP ssh (bsc#1259682).
* CVE-2026-28808: incorrect authorization can lead to unauthenticated access
to protected CGI scripts (bsc#1261728).
## 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 15.3
zypper in -t patch SUSE-2026-1714=1
* Server Applications Module 15-SP7
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-1714=1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1714=1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1714=1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-1714=1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-1714=1
* SUSE Linux Enterprise Server 15 SP4 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1714=1
* SUSE Linux Enterprise Server 15 SP5 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1714=1
* SUSE Linux Enterprise Server 15 SP6 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1714=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-1714=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-1714=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP6
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1714=1
## Package List:
* openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)
* erlang-debugger-23.3.4.19-150300.3.32.1
* erlang-reltool-23.3.4.19-150300.3.32.1
* erlang-jinterface-23.3.4.19-150300.3.32.1
* erlang-dialyzer-debuginfo-23.3.4.19-150300.3.32.1
* erlang-jinterface-src-23.3.4.19-150300.3.32.1
* erlang-reltool-src-23.3.4.19-150300.3.32.1
* erlang-diameter-src-23.3.4.19-150300.3.32.1
* erlang-et-23.3.4.19-150300.3.32.1
* erlang-src-23.3.4.19-150300.3.32.1
* erlang-diameter-23.3.4.19-150300.3.32.1
* erlang-observer-src-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* erlang-doc-23.3.4.19-150300.3.32.1
* erlang-wx-debuginfo-23.3.4.19-150300.3.32.1
* erlang-observer-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-et-src-23.3.4.19-150300.3.32.1
* erlang-wx-23.3.4.19-150300.3.32.1
* erlang-wx-src-23.3.4.19-150300.3.32.1
* erlang-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-dialyzer-23.3.4.19-150300.3.32.1
* erlang-debugger-src-23.3.4.19-150300.3.32.1
* erlang-dialyzer-src-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* Server Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
* erlang-23.3.4.19-150300.3.32.1
* erlang-epmd-23.3.4.19-150300.3.32.1
* erlang-debugsource-23.3.4.19-150300.3.32.1
* erlang-debuginfo-23.3.4.19-150300.3.32.1
* erlang-epmd-debuginfo-23.3.4.19-150300.3.32.1
## References:
* https://www.suse.com/security/cve/CVE-2026-21620.html
* https://www.suse.com/security/cve/CVE-2026-23941.html
* https://www.suse.com/security/cve/CVE-2026-23942.html
* https://www.suse.com/security/cve/CVE-2026-23943.html
* https://www.suse.com/security/cve/CVE-2026-28808.html
* https://bugzilla.suse.com/show_bug.cgi?id=1258663
* https://bugzilla.suse.com/show_bug.cgi?id=1259681
* https://bugzilla.suse.com/show_bug.cgi?id=1259682
* https://bugzilla.suse.com/show_bug.cgi?id=1259687
* https://bugzilla.suse.com/show_bug.cgi?id=1261728
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