Security update for libsass

Announcement ID:	SUSE-SU-2023:4895-1
Rating:	moderate
References:	bsc#1214573 bsc#1214575 bsc#1214576
Cross-References:	CVE-2022-26592 CVE-2022-43357 CVE-2022-43358
CVSS scores:	CVE-2022-26592 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H CVE-2022-26592 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVE-2022-43357 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H CVE-2022-43357 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2022-43358 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H CVE-2022-43358 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:	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 Micro 5.3 SUSE Linux Enterprise Micro 5.4 SUSE Linux Enterprise Micro 5.5 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 4.3 SUSE Manager Retail Branch Server 4.3 SUSE Manager Server 4.3 SUSE Package Hub 15 15-SP4 SUSE Package Hub 15 15-SP5

An update that solves three vulnerabilities can now be installed.

Description:

This update for libsass fixes the following issues:

• CVE-2022-26592: Fixed Stack Overflow vulnerability in libsass 3.6.5 via the CompoundSelector:has_real_parent_ref function (bsc#1214576)
• CVE-2022-43358: Fixed Stack overflow vulnerability in ast_selectors.cpp (bsc#1214575).
• CVE-2022-43357: Fixed Stack overflow vulnerability in ast_selectors.cpp (bsc#1214573).

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 Package Hub 15 15-SP4
  zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP4-2023-4895=1
• SUSE Package Hub 15 15-SP5
  zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP5-2023-4895=1
• openSUSE Leap 15.4
  zypper in -t patch openSUSE-SLE-15.4-2023-4895=1
• openSUSE Leap 15.5
  zypper in -t patch openSUSE-SLE-15.5-2023-4895=1

Package List:

• SUSE Package Hub 15 15-SP4 (aarch64 ppc64le s390x x86_64)
  • libsass-debugsource-3.6.5-150200.4.10.1
  • libsass-3_6_5-1-debuginfo-3.6.5-150200.4.10.1
  • libsass-devel-3.6.5-150200.4.10.1
  • libsass-3_6_5-1-3.6.5-150200.4.10.1
• SUSE Package Hub 15 15-SP5 (aarch64 ppc64le s390x x86_64)
  • libsass-debugsource-3.6.5-150200.4.10.1
  • libsass-devel-3.6.5-150200.4.10.1
  • libsass-3_6_5-1-3.6.5-150200.4.10.1
• openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)
  • libsass-debugsource-3.6.5-150200.4.10.1
  • libsass-3_6_5-1-debuginfo-3.6.5-150200.4.10.1
  • libsass-devel-3.6.5-150200.4.10.1
  • libsass-3_6_5-1-3.6.5-150200.4.10.1
• openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64)
  • libsass-debugsource-3.6.5-150200.4.10.1
  • libsass-3_6_5-1-debuginfo-3.6.5-150200.4.10.1
  • libsass-devel-3.6.5-150200.4.10.1
  • libsass-3_6_5-1-3.6.5-150200.4.10.1

References:

• https://www.suse.com/security/cve/CVE-2022-26592.html
• https://www.suse.com/security/cve/CVE-2022-43357.html
• https://www.suse.com/security/cve/CVE-2022-43358.html
• https://bugzilla.suse.com/show_bug.cgi?id=1214573
• https://bugzilla.suse.com/show_bug.cgi?id=1214575
• https://bugzilla.suse.com/show_bug.cgi?id=1214576