A libslirp security update has been released for SUSE Linux Enterprise and openSUSE Leap 15.3/15.4.

SUSE-SU-2022:2941-1: moderate: Security update for libslirp

SUSE Security Update: Security update for libslirp
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Announcement ID: SUSE-SU-2022:2941-1
Rating: moderate
References: #1187365 #1201551
Cross-References: CVE-2021-3593
CVSS scores:
CVE-2021-3593 (NVD) : 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
CVE-2021-3593 (SUSE): 3.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

Affected Products:
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 Module for Server Applications 15-SP3
SUSE Linux Enterprise Module for Server Applications 15-SP4
SUSE Linux Enterprise Server 15-SP3
SUSE Linux Enterprise Server 15-SP4
SUSE Linux Enterprise Server for SAP Applications 15-SP3SUSE Linux Enterprise Server for SAP Applications 15-SP4SUSE Linux Enterprise Storage 7.1
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
openSUSE Leap 15.3
openSUSE Leap 15.4
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An update that solves one vulnerability and has one errata is now available.

Description:

This update for libslirp fixes the following issues:

- CVE-2021-3593: Fixed invalid pointer initialization may lead to information disclosure (udp6) (bsc#1187365).

Non-security fixes:

- Fix the version header (bsc#1201551)

Patch Instructions:

To install this SUSE Security 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-15.4-2022-2941=1

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2022-2941=1

- SUSE Linux Enterprise Module for Server Applications 15-SP4:
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2022-2941=1

- SUSE Linux Enterprise Module for Server Applications 15-SP3:
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-2941=1

- SUSE Linux Enterprise Micro 5.2:

zypper in -t patch SUSE-SUSE-MicroOS-5.2-2022-2941=1

- SUSE Linux Enterprise Micro 5.1:

zypper in -t patch SUSE-SUSE-MicroOS-5.1-2022-2941=1


Package List:

- openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64):

libslirp-debugsource-4.3.1-150300.11.1
libslirp-devel-4.3.1-150300.11.1
libslirp0-4.3.1-150300.11.1
libslirp0-debuginfo-4.3.1-150300.11.1

- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

libslirp-debugsource-4.3.1-150300.11.1
libslirp-devel-4.3.1-150300.11.1
libslirp0-4.3.1-150300.11.1
libslirp0-debuginfo-4.3.1-150300.11.1

- SUSE Linux Enterprise Module for Server Applications 15-SP4 (aarch64 ppc64le s390x x86_64):

libslirp-debugsource-4.3.1-150300.11.1
libslirp-devel-4.3.1-150300.11.1
libslirp0-4.3.1-150300.11.1
libslirp0-debuginfo-4.3.1-150300.11.1

- SUSE Linux Enterprise Module for Server Applications 15-SP3 (aarch64 ppc64le s390x x86_64):

libslirp-debugsource-4.3.1-150300.11.1
libslirp-devel-4.3.1-150300.11.1
libslirp0-4.3.1-150300.11.1
libslirp0-debuginfo-4.3.1-150300.11.1

- SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64):
libslirp-debugsource-4.3.1-150300.11.1
libslirp0-4.3.1-150300.11.1
libslirp0-debuginfo-4.3.1-150300.11.1

- SUSE Linux Enterprise Micro 5.1 (aarch64 s390x x86_64):
libslirp-debugsource-4.3.1-150300.11.1
libslirp0-4.3.1-150300.11.1
libslirp0-debuginfo-4.3.1-150300.11.1

References:

  https://www.suse.com/security/cve/CVE-2021-3593.html
  https://bugzilla.suse.com/1187365
  https://bugzilla.suse.com/1201551