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SUSE Linux Core 8.1 Protobuf Vulnerability Advisory SUSE-SU-2026-31522-7

suse
Calendar Grey March 24, 2026
Dist Suse Esm H88
Important update for SUSE addressing two vulnerabilities in protobuf with moderate severity. Install urgently to secure your systems.
An update that solves two vulnerabilities and has one fix can now be installed.

Summary

## This update for protobuf fixes the following issues: Security fixes: * CVE-2025-4565: Fixed parsing of untrusted Protocol Buffers data containing an arbitrary number of recursive groups or messages that could lead to crash due to RecursionError (bsc#1244663). * CVE-2026-0994: Fixed google.protobuf.Any recursion depth bypass in Python json_format.ParseDict (bsc#1257173). Other fixes: * Fixed import issues of reverse-dependency packages within the google namespace (bsc#1244918). ## 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: * SUSE Linux Micro 6.2 zypper in -t patch SUSE-SL-Micro-6.2-408=1 ## Package List:

Topics%20covered

Topics Covered

security advisory moderate denial of service SuSE threat protobuf

References

* bsc#1244663

* bsc#1244918

* bsc#1257173

Cross-

* CVE-2025-4565

* CVE-2026-0994

CVSS scores:

* CVE-2025-4565 ( 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-2025-4565 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-4565 ( NVD ): 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/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-2025-4565 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

* CVE-2026-0994 ( 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-2026-0994 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-0994 ( NVD ): 8.2

Announcement ID: SUSE-SU-2026:20753-1
Release Date: 2026-03-18T17:09:44Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate denial of service SuSE threat protobuf

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