# Security update for re2c Announcement ID: SUSE-SU-2023:3353-1 Rating: moderate References: * #1170890 Cross-References: * CVE-2018-21232 CVSS scores: * CVE-2018-21232 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Affected Products: * Basesystem Module 15-SP4 * Basesystem Module 15-SP5 * openSUSE Leap 15.4 * openSUSE Leap 15.5 * SUSE Linux Enterprise Desktop 15 SP4 * SUSE Linux Enterprise Desktop 15 SP5 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise Real Time 15 SP4 * SUSE Linux Enterprise Real Time 15 SP5 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 * SUSE Manager Proxy 4.2 * SUSE Manager Proxy 4.3 * SUSE Manager Retail Branch Server 4.2 * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Server 4.2 * SUSE Manager Server 4.3 An update that solves one vulnerability can now be installed. ## Description: This update for re2c fixes the following issues: * CVE-2018-21232: Fixed excess stack consumption due to uncontrolled recursion in find_fixed_tags (bsc#1170890). ## Patch Instructions: To install this SUSE Moderate 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 openSUSE-SLE-15.4-2023-3353=1 * openSUSE Leap 15.5 zypper in -t patch openSUSE-SLE-15.5-2023-3353=1 * Basesystem Module 15-SP4 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-3353=1 * Basesystem Module 15-SP5 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-3353=1 * SUSE Manager Proxy 4.2 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.2-2023-3353=1 * SUSE Manager Retail Branch Server 4.2 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch- Server-4.2-2023-3353=1 * SUSE Manager Server 4.2 zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.2-2023-3353=1 ## Package List: * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64) * re2c-debugsource-1.0.3-150000.3.3.1 * re2c-debuginfo-1.0.3-150000.3.3.1 * re2c-1.0.3-150000.3.3.1 * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64) * re2c-debugsource-1.0.3-150000.3.3.1 * re2c-debuginfo-1.0.3-150000.3.3.1 * re2c-1.0.3-150000.3.3.1 * Basesystem Module 15-SP4 (aarch64 ppc64le s390x x86_64) * re2c-debugsource-1.0.3-150000.3.3.1 * re2c-debuginfo-1.0.3-150000.3.3.1 * re2c-1.0.3-150000.3.3.1 * Basesystem Module 15-SP5 (aarch64 ppc64le s390x x86_64) * re2c-debugsource-1.0.3-150000.3.3.1 * re2c-debuginfo-1.0.3-150000.3.3.1 * re2c-1.0.3-150000.3.3.1 * SUSE Manager Proxy 4.2 (x86_64) * re2c-debugsource-1.0.3-150000.3.3.1 * re2c-debuginfo-1.0.3-150000.3.3.1 * re2c-1.0.3-150000.3.3.1 * SUSE Manager Retail Branch Server 4.2 (x86_64) * re2c-debugsource-1.0.3-150000.3.3.1 * re2c-debuginfo-1.0.3-150000.3.3.1 * re2c-1.0.3-150000.3.3.1 * SUSE Manager Server 4.2 (ppc64le s390x x86_64) * re2c-debugsource-1.0.3-150000.3.3.1 * re2c-debuginfo-1.0.3-150000.3.3.1 * re2c-1.0.3-150000.3.3.1 ## References: * https://www.suse.com/security/cve/CVE-2018-21232.html * https://bugzilla.suse.com/show_bug.cgi?id=1170890