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