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AUSCERT External Security Bulletin Redistribution
ESB-2019.4259
SUSE-SU-2019:2727-2 Security update for dhcp
14 November 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: dhcp
Publisher: SUSE
Operating System: SUSE
Impact/Access: Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-6470
Reference: ESB-2019.4138
ESB-2019.3831.2
Original Bulletin:
https://www.suse.com/support/update/announcement/2019/suse-su-20192727-2.html
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SUSE Security Update: Security update for dhcp
______________________________________________________________________________
Announcement ID: SUSE-SU-2019:2727-2
Rating: moderate
References: #1089524 #1134078 #1136572
Cross-References: CVE-2019-6470
Affected Products:
SUSE Linux Enterprise Software Development Kit 12-SP5
SUSE Linux Enterprise Server 12-SP5
______________________________________________________________________________
An update that solves one vulnerability and has two fixes is now available.
Description:
This update for dhcp fixes the following issues:
Secuirty issue fixed:
o CVE-2019-6470: Fixed DHCPv6 server crashes (bsc#1134078).
Bug fixes:
o Add compile option --enable-secs-byteorder to avoid duplicate lease
warnings (bsc#1089524).
o Use IPv6 when called as dhclient6, dhcpd6, and dhcrelay6 (bsc#1136572).
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 Software Development Kit 12-SP5:
zypper in -t patch SUSE-SLE-SDK-12-SP5-2019-2727=1
o SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2019-2727=1
Package List:
o SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 ppc64le
s390x x86_64):
dhcp-debuginfo-4.3.3-10.19.1
dhcp-debugsource-4.3.3-10.19.1
dhcp-devel-4.3.3-10.19.1
o SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):
dhcp-4.3.3-10.19.1
dhcp-client-4.3.3-10.19.1
dhcp-client-debuginfo-4.3.3-10.19.1
dhcp-debuginfo-4.3.3-10.19.1
dhcp-debugsource-4.3.3-10.19.1
dhcp-relay-4.3.3-10.19.1
dhcp-relay-debuginfo-4.3.3-10.19.1
dhcp-server-4.3.3-10.19.1
dhcp-server-debuginfo-4.3.3-10.19.1
References:
o https://www.suse.com/security/cve/CVE-2019-6470.html
o https://bugzilla.suse.com/1089524
o https://bugzilla.suse.com/1134078
o https://bugzilla.suse.com/1136572
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