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AUSCERT External Security Bulletin Redistribution
ESB-2020.0440
SUSE-SU-2020:0347-1 Security update for wicked
7 February 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: wicked
Publisher: SUSE
Operating System: SUSE
Impact/Access: Denial of Service -- Remote/Unauthenticated
Reduced Security -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2020-7217 CVE-2020-7216 CVE-2019-18903
CVE-2019-18902
Reference: ESB-2020.0360
Original Bulletin:
https://www.suse.com/support/update/announcement/2020/suse-su-20200347-1.html
https://www.suse.com/support/update/announcement/2020/suse-su-20200351-1.html
Comment: This bulletin contains two (2) SUSE security advisories.
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SUSE Security Update: Security update for wicked
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:0347-1
Rating: important
References: #1160904 #1160906
Cross-References: CVE-2019-18903 CVE-2020-7217
Affected Products:
SUSE Linux Enterprise Module for Basesystem 15-SP1
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
This update for wicked fixes the following issues:
o CVE-2019-18903: Fixed a use-after-free when receiving invalid DHCP6 IA_PD
option (bsc#1160904).
o CVE-2020-7217: Fixed a memory leak in DHCP4 fsm when processing packets for
other client ids (bsc#1160906).
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 SUSE Linux Enterprise Module for Basesystem 15-SP1:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-347=1
Package List:
o SUSE Linux Enterprise Module for Basesystem 15-SP1 (aarch64 ppc64le s390x
x86_64):
wicked-0.6.60-3.13.1
wicked-debuginfo-0.6.60-3.13.1
wicked-debugsource-0.6.60-3.13.1
wicked-service-0.6.60-3.13.1
References:
o https://www.suse.com/security/cve/CVE-2019-18903.html
o https://www.suse.com/security/cve/CVE-2020-7217.html
o https://bugzilla.suse.com/1160904
o https://bugzilla.suse.com/1160906
- --------------------------------------------------------------------------------
SUSE Security Update: Security update for wicked
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:0351-1
Rating: important
References: #1142214 #1160903 #1160904 #1160905 #1160906
Cross-References: CVE-2019-18902 CVE-2019-18903 CVE-2020-7216 CVE-2020-7217
Affected Products:
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that solves four vulnerabilities and has one errata is now available.
Description:
This update for wicked fixes the following issues:
Security issues fixed:
o CVE-2019-18902: Fixed a use-after-free when receiving invalid DHCP6 client
options (bsc#1160903).
o CVE-2019-18903: Fixed a use-after-free when receiving invalid DHCP6 IA_PD
option (bsc#1160904).
o CVE-2020-7216: Fixed a potential denial of service via a memory leak when
processing packets with missing message type option in DHCP4 (bsc#1160905).
o CVE-2020-7217: Fixed a memory leak in DHCP4 fsm when processing packets for
other client ids (bsc#1160906).
Non-security issue fixed:
o dhcp4: Fixed an intermittent hang during network setup by cleaning up the
defer timer pointer (bsc#1142214).
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 SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-351=1
Package List:
o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
wicked-0.6.60-3.5.1
wicked-debuginfo-0.6.60-3.5.1
wicked-debugsource-0.6.60-3.5.1
wicked-service-0.6.60-3.5.1
References:
o https://www.suse.com/security/cve/CVE-2019-18902.html
o https://www.suse.com/security/cve/CVE-2019-18903.html
o https://www.suse.com/security/cve/CVE-2020-7216.html
o https://www.suse.com/security/cve/CVE-2020-7217.html
o https://bugzilla.suse.com/1142214
o https://bugzilla.suse.com/1160903
o https://bugzilla.suse.com/1160904
o https://bugzilla.suse.com/1160905
o https://bugzilla.suse.com/1160906
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