Security update for libslirp

Announcement ID:	SUSE-SU-2022:1730-1
Rating:	important
References:	bsc#1187364 bsc#1187366 bsc#1187367 bsc#1198773
Cross-References:	CVE-2021-3592 CVE-2021-3594 CVE-2021-3595
CVSS scores:	CVE-2021-3592 ( SUSE ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3592 ( NVD ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3594 ( SUSE ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3594 ( NVD ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3595 ( SUSE ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N CVE-2021-3595 ( NVD ): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Affected Products:	openSUSE Leap 15.3 openSUSE Leap 15.4 Server Applications Module 15-SP3 Server Applications Module 15-SP4 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise High Performance Computing 15 SP4 SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Micro for Rancher 5.2 SUSE Linux Enterprise Real Time 15 SP3 SUSE Linux Enterprise Real Time 15 SP4 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server 15 SP3 Business Critical Linux 15-SP3 SUSE Linux Enterprise Server 15 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP4 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 three vulnerabilities and has one security fix can now be installed.

Description:

This update for libslirp fixes the following issues:

• CVE-2021-3592: Fixed invalid pointer initialization may lead to information disclosure (bootp) (bsc#1187364).
• CVE-2021-3594: Fixed invalid pointer initialization may lead to information disclosure (udp) (bsc#1187367).
• CVE-2021-3595: Fixed invalid pointer initialization may lead to information disclosure (tftp) (bsc#1187366).
• Fix a dhcp regression [bsc#1198773]

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:

• openSUSE Leap 15.3
  zypper in -t patch SUSE-2022-1730=1
• openSUSE Leap 15.4
  zypper in -t patch openSUSE-SLE-15.4-2022-1730=1
• Server Applications Module 15-SP3
  zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-1730=1
• Server Applications Module 15-SP4
  zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2022-1730=1
• SUSE Linux Enterprise Micro 5.1
  zypper in -t patch SUSE-SUSE-MicroOS-5.1-2022-1730=1
• SUSE Linux Enterprise Micro 5.2
  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2022-1730=1
• SUSE Linux Enterprise Micro for Rancher 5.2
  zypper in -t patch SUSE-SUSE-MicroOS-5.2-2022-1730=1

Package List:

• openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)
  • libslirp0-4.3.1-150300.6.2
  • libslirp-debugsource-4.3.1-150300.6.2
  • libslirp-devel-4.3.1-150300.6.2
  • libslirp0-debuginfo-4.3.1-150300.6.2
• openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)
  • libslirp0-4.3.1-150300.6.2
  • libslirp-debugsource-4.3.1-150300.6.2
  • libslirp-devel-4.3.1-150300.6.2
  • libslirp0-debuginfo-4.3.1-150300.6.2
• Server Applications Module 15-SP3 (aarch64 ppc64le s390x x86_64)
  • libslirp0-4.3.1-150300.6.2
  • libslirp-debugsource-4.3.1-150300.6.2
  • libslirp-devel-4.3.1-150300.6.2
  • libslirp0-debuginfo-4.3.1-150300.6.2
• Server Applications Module 15-SP4 (aarch64 ppc64le s390x x86_64)
  • libslirp0-4.3.1-150300.6.2
  • libslirp-debugsource-4.3.1-150300.6.2
  • libslirp-devel-4.3.1-150300.6.2
  • libslirp0-debuginfo-4.3.1-150300.6.2
• SUSE Linux Enterprise Micro 5.1 (aarch64 s390x x86_64)
  • libslirp0-4.3.1-150300.6.2
  • libslirp-debugsource-4.3.1-150300.6.2
  • libslirp0-debuginfo-4.3.1-150300.6.2
• SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)
  • libslirp0-4.3.1-150300.6.2
  • libslirp-debugsource-4.3.1-150300.6.2
  • libslirp0-debuginfo-4.3.1-150300.6.2
• SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)
  • libslirp0-4.3.1-150300.6.2
  • libslirp-debugsource-4.3.1-150300.6.2
  • libslirp0-debuginfo-4.3.1-150300.6.2

References:

• https://www.suse.com/security/cve/CVE-2021-3592.html
• https://www.suse.com/security/cve/CVE-2021-3594.html
• https://www.suse.com/security/cve/CVE-2021-3595.html
• https://bugzilla.suse.com/show_bug.cgi?id=1187364
• https://bugzilla.suse.com/show_bug.cgi?id=1187366
• https://bugzilla.suse.com/show_bug.cgi?id=1187367
• https://bugzilla.suse.com/show_bug.cgi?id=1198773