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SUSE OpenSUSE Important Valkey Remote Code Execution Fix SUSE-2026-1950-1

suse
Calendar Grey May 18, 2026
Dist Suse Esm H88
SUSE security advisory for valkey fixes three important issues releasing remote code execution risks via key vulnerabilities.
An update that solves three vulnerabilities can now be installed.

Summary

## This update for valkey fixes the following issues * CVE-2026-23479: use-after-free in unblock client flow may lead to remote code execution (bsc#1264164). * CVE-2026-23631: Lua use-after-free via the master-replica synchronization mechanism may lead to remote code execution (bsc#1264165). * CVE-2026-25243: invalid memory access in RESTORE command via a specially crafted serialized payload may lead to remote code execution (bsc#1264166). Changes for valkey: * Update to 8.0.9: ## 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 15.6 zypper in -t patch SUSE-2026-1950=1 * SUSE Linux Enterprise Server 15 SP6 LTSS

Topics%20covered

Topics Covered

security advisory update remote code execution important OpenSUSE valkey

References

* bsc#1264164

* bsc#1264165

* bsc#1264166

Cross-

* CVE-2026-23479

* CVE-2026-23631

* CVE-2026-25243

CVSS scores:

* CVE-2026-23479 ( SUSE ): 7.7

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/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

* CVE-2026-23479 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-23479 ( NVD ): 7.7

CVSS:4.0/AV:N/AC:H/AT:N/PR:L/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

* CVE-2026-23479 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-23631 ( SUSE ): 7.7

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:1950-1
Release Date: 2026-05-18T07:51:42Z
Rating: important

Topics%20covered

Topics Covered

security advisory update remote code execution important OpenSUSE valkey

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