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ubuntu 22 L23-2023-5432-1 core-updates Serious Security Breach Alert

suse
Calendar Grey April 30, 2026
Dist Suse Esm H88
Explore an important SUSE security advisory on glibc-livepatches addressing a crucial security issue.
An update that solves one vulnerability and has one security fix can now be installed.

Summary

## This update for glibc-livepatches fixes the following issue: Security fixes: * CVE-2026-4046: assertion failure when converting inputs may be used to remotely crash an application (bsc#1261209). Other fixes: * Fix problems with livepatches targeting libc-2.31.so instead of libc.so.6 in 15.4 (bsc#1263035). ## 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-2026-1662=1 * SUSE Linux Enterprise Live Patching 15-SP4 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2026-1662=1 * SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-1662=1

Topics%20covered

Topics Covered

security advisory security issue SuSE important remote crash glibc-livepatches

References

* bsc#1261209

* bsc#1263035

Cross-

* CVE-2026-4046

CVSS scores:

* CVE-2026-4046 ( SUSE ): 8.7

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

* CVE-2026-4046 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-4046 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

* openSUSE Leap 15.4

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Live Patching 15-SP4

* SUSE Linux Enterprise Live Patching 15-SP5

* SUSE Linux Enterprise Live Patching 15-SP7

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Real Time 15 SP4

* SUSE Linux Enterprise Real Time 15 SP5

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1662-1
Release Date: 2026-04-30T13:16:21Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE important remote crash glibc-livepatches

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