SUSE-SU-2021:2760-1: important: Security update for c-ares
sle-updates at lists.suse.com
sle-updates at lists.suse.com
Tue Aug 17 19:34:59 UTC 2021
SUSE Security Update: Security update for c-ares
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:2760-1
Rating: important
References: #1188881
Cross-References: CVE-2021-3672
CVSS scores:
CVE-2021-3672 (SUSE): 8.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
Affected Products:
SUSE Manager Server 4.0
SUSE Manager Retail Branch Server 4.0
SUSE Manager Proxy 4.0
SUSE Linux Enterprise Server for SAP 15-SP1
SUSE Linux Enterprise Server for SAP 15
SUSE Linux Enterprise Server 15-SP1-LTSS
SUSE Linux Enterprise Server 15-SP1-BCL
SUSE Linux Enterprise Server 15-LTSS
SUSE Linux Enterprise Module for Basesystem 15-SP3
SUSE Linux Enterprise Module for Basesystem 15-SP2
SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS
SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS
SUSE Linux Enterprise High Performance Computing 15-LTSS
SUSE Linux Enterprise High Performance Computing 15-ESPOS
SUSE Enterprise Storage 6
SUSE CaaS Platform 4.0
______________________________________________________________________________
An update that fixes one vulnerability is now available.
Description:
This update for c-ares fixes the following issues:
Version update to git snapshot 1.17.1+20200724:
- CVE-2021-3672: fixed missing input validation on hostnames returned by
DNS servers (bsc#1188881)
- If ares_getaddrinfo() was terminated by an ares_destroy(), it would
cause crash
- Crash in sortaddrinfo() if the list size equals 0 due to an unexpected
DNS response
- Expand number of escaped characters in DNS replies as per RFC1035 5.1 to
prevent spoofing
- Use unbuffered /dev/urandom for random data to prevent early startup
performance issues
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:
- SUSE Manager Server 4.0:
zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Server-4.0-2021-2760=1
- SUSE Manager Retail Branch Server 4.0:
zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-Server-4.0-2021-2760=1
- SUSE Manager Proxy 4.0:
zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.0-2021-2760=1
- SUSE Linux Enterprise Server for SAP 15-SP1:
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP1-2021-2760=1
- SUSE Linux Enterprise Server for SAP 15:
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2021-2760=1
- SUSE Linux Enterprise Server 15-SP1-LTSS:
zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-LTSS-2021-2760=1
- SUSE Linux Enterprise Server 15-SP1-BCL:
zypper in -t patch SUSE-SLE-Product-SLES-15-SP1-BCL-2021-2760=1
- SUSE Linux Enterprise Server 15-LTSS:
zypper in -t patch SUSE-SLE-Product-SLES-15-2021-2760=1
- SUSE Linux Enterprise Module for Basesystem 15-SP3:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-2760=1
- SUSE Linux Enterprise Module for Basesystem 15-SP2:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-2760=1
- SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS:
zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-LTSS-2021-2760=1
- SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS:
zypper in -t patch SUSE-SLE-Product-HPC-15-SP1-ESPOS-2021-2760=1
- SUSE Linux Enterprise High Performance Computing 15-LTSS:
zypper in -t patch SUSE-SLE-Product-HPC-15-2021-2760=1
- SUSE Linux Enterprise High Performance Computing 15-ESPOS:
zypper in -t patch SUSE-SLE-Product-HPC-15-2021-2760=1
- SUSE Enterprise Storage 6:
zypper in -t patch SUSE-Storage-6-2021-2760=1
- SUSE CaaS Platform 4.0:
To install this update, use the SUSE CaaS Platform 'skuba' tool. It
will inform you if it detects new updates and let you then trigger
updating of the complete cluster in a controlled way.
Package List:
- SUSE Manager Server 4.0 (ppc64le s390x x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Manager Retail Branch Server 4.0 (x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Manager Proxy 4.0 (x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise Server for SAP 15-SP1 (ppc64le x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise Server for SAP 15 (ppc64le x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise Server 15-SP1-LTSS (aarch64 ppc64le s390x x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise Server 15-SP1-BCL (x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise Server 15-LTSS (aarch64 s390x):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise Module for Basesystem 15-SP2 (aarch64 ppc64le s390x x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise High Performance Computing 15-SP1-LTSS (aarch64 x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise High Performance Computing 15-SP1-ESPOS (aarch64 x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise High Performance Computing 15-LTSS (aarch64 x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Linux Enterprise High Performance Computing 15-ESPOS (aarch64 x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE Enterprise Storage 6 (aarch64 x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
- SUSE CaaS Platform 4.0 (x86_64):
c-ares-debugsource-1.17.1+20200724-3.14.1
c-ares-devel-1.17.1+20200724-3.14.1
libcares2-1.17.1+20200724-3.14.1
libcares2-debuginfo-1.17.1+20200724-3.14.1
References:
https://www.suse.com/security/cve/CVE-2021-3672.html
https://bugzilla.suse.com/1188881
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