Security update for protobuf SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2026:0563-1 Final 1 1 2026-02-16T16:19:22Z current 2026-02-16T16:19:22Z 2026-02-16T16:19:22Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for protobuf This update for protobuf fixes the following issues: - CVE-2026-0994: Fixed google.protobuf.Any recursion depth bypass in Python json_format.ParseDict (bsc#1257173). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2026-563,SUSE-SLE-Micro-5.3-2026-563,SUSE-SLE-Micro-5.4-2026-563,SUSE-SLE-Module-Public-Cloud-15-SP4-2026-563 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2026/suse-su-20260563-1/ Link for SUSE-SU-2026:0563-1 https://lists.suse.com/pipermail/sle-security-updates/2026-February/024285.html E-Mail link for SUSE-SU-2026:0563-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1257173 SUSE Bug 1257173 https://www.suse.com/security/cve/CVE-2026-0994/ SUSE CVE CVE-2026-0994 page SUSE Linux Enterprise Micro 5.3 SUSE Linux Enterprise Micro 5.4 SUSE Linux Enterprise Module for Public Cloud 15 SP4 libprotobuf-lite25_1_0-25.1-150400.9.19.1 libprotobuf-lite25_1_0-32bit-25.1-150400.9.19.1 libprotobuf-lite25_1_0-64bit-25.1-150400.9.19.1 libprotobuf25_1_0-25.1-150400.9.19.1 libprotobuf25_1_0-32bit-25.1-150400.9.19.1 libprotobuf25_1_0-64bit-25.1-150400.9.19.1 libprotoc25_1_0-25.1-150400.9.19.1 libprotoc25_1_0-32bit-25.1-150400.9.19.1 libprotoc25_1_0-64bit-25.1-150400.9.19.1 protobuf-devel-25.1-150400.9.19.1 protobuf-java-25.1-150400.9.19.1 protobuf-java-bom-25.1-150400.9.19.1 protobuf-java-parent-25.1-150400.9.19.1 python311-protobuf-4.25.1-150400.9.19.1 libprotobuf-lite25_1_0-25.1-150400.9.19.1 as a component of SUSE Linux Enterprise Micro 5.3 libprotobuf-lite25_1_0-25.1-150400.9.19.1 as a component of SUSE Linux Enterprise Micro 5.4 python311-protobuf-4.25.1-150400.9.19.1 as a component of SUSE Linux Enterprise Module for Public Cloud 15 SP4 A denial-of-service (DoS) vulnerability exists in google.protobuf.json_format.ParseDict() in Python, where the max_recursion_depth limit can be bypassed when parsing nested google.protobuf.Any messages. Due to missing recursion depth accounting inside the internal Any-handling logic, an attacker can supply deeply nested Any structures that bypass the intended recursion limit, eventually exhausting Python's recursion stack and causing a RecursionError. CVE-2026-0994 SUSE Linux Enterprise Micro 5.3:libprotobuf-lite25_1_0-25.1-150400.9.19.1 SUSE Linux Enterprise Micro 5.4:libprotobuf-lite25_1_0-25.1-150400.9.19.1 SUSE Linux Enterprise Module for Public Cloud 15 SP4:python311-protobuf-4.25.1-150400.9.19.1 moderate To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2026/suse-su-20260563-1/ https://www.suse.com/security/cve/CVE-2026-0994.html CVE-2026-0994 https://bugzilla.suse.com/1257173 SUSE Bug 1257173