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AUSCERT External Security Bulletin Redistribution
ESB-2022.2457
Security update for libslirp
20 May 2022
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: libslirp
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2021-3595 CVE-2021-3594 CVE-2021-3592
Original Bulletin:
https://www.suse.com/support/update/announcement/2022/suse-su-20221730-1
Comment: CVSS (Max): 3.8 CVE-2021-3595 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N)
CVSS Source: SUSE
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
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SUSE Security Update: Security update for libslirp
______________________________________________________________________________
Announcement ID: SUSE-SU-2022:1730-1
Rating: important
References: #1187364 #1187366 #1187367 #1198773
Cross-References: CVE-2021-3592 CVE-2021-3594 CVE-2021-3595
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-SP3
SUSE Linux Enterprise Server for SAP Applications 15-SP4
SUSE Manager Proxy 4.2
SUSE Manager Server 4.2
openSUSE Leap 15.3
openSUSE Leap 15.4
______________________________________________________________________________
An update that solves three vulnerabilities and has one errata is now
available.
Description:
This update for libslirp fixes the following issues:
o CVE-2021-3592: Fixed invalid pointer initialization may lead to information
disclosure (bootp) (bsc#1187364).
o CVE-2021-3594: Fixed invalid pointer initialization may lead to information
disclosure (udp) (bsc#1187367).
o CVE-2021-3595: Fixed invalid pointer initialization may lead to information
disclosure (tftp) (bsc#1187366).
o Fix a dhcp regression [bsc#1198773]
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:
o openSUSE Leap 15.4:
zypper in -t patch openSUSE-SLE-15.4-2022-1730=1
o openSUSE Leap 15.3:
zypper in -t patch openSUSE-SLE-15.3-2022-1730=1
o SUSE Linux Enterprise Module for Server Applications 15-SP4:
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP4-2022-1730=1
o SUSE Linux Enterprise Module for Server Applications 15-SP3:
zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP3-2022-1730=1
o SUSE Linux Enterprise Micro 5.2:
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2022-1730=1
o SUSE Linux Enterprise Micro 5.1:
zypper in -t patch SUSE-SUSE-MicroOS-5.1-2022-1730=1
Package List:
o openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64):
libslirp-debugsource-4.3.1-150300.6.2
libslirp-devel-4.3.1-150300.6.2
libslirp0-4.3.1-150300.6.2
libslirp0-debuginfo-4.3.1-150300.6.2
o openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):
libslirp-debugsource-4.3.1-150300.6.2
libslirp-devel-4.3.1-150300.6.2
libslirp0-4.3.1-150300.6.2
libslirp0-debuginfo-4.3.1-150300.6.2
o SUSE Linux Enterprise Module for Server Applications 15-SP4 (aarch64
ppc64le s390x x86_64):
libslirp-debugsource-4.3.1-150300.6.2
libslirp-devel-4.3.1-150300.6.2
libslirp0-4.3.1-150300.6.2
libslirp0-debuginfo-4.3.1-150300.6.2
o SUSE Linux Enterprise Module for Server Applications 15-SP3 (aarch64
ppc64le s390x x86_64):
libslirp-debugsource-4.3.1-150300.6.2
libslirp-devel-4.3.1-150300.6.2
libslirp0-4.3.1-150300.6.2
libslirp0-debuginfo-4.3.1-150300.6.2
o SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64):
libslirp-debugsource-4.3.1-150300.6.2
libslirp0-4.3.1-150300.6.2
libslirp0-debuginfo-4.3.1-150300.6.2
o SUSE Linux Enterprise Micro 5.1 (aarch64 s390x x86_64):
libslirp-debugsource-4.3.1-150300.6.2
libslirp0-4.3.1-150300.6.2
libslirp0-debuginfo-4.3.1-150300.6.2
References:
o https://www.suse.com/security/cve/CVE-2021-3592.html
o https://www.suse.com/security/cve/CVE-2021-3594.html
o https://www.suse.com/security/cve/CVE-2021-3595.html
o https://bugzilla.suse.com/1187364
o https://bugzilla.suse.com/1187366
o https://bugzilla.suse.com/1187367
o https://bugzilla.suse.com/1198773
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