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AUSCERT External Security Bulletin Redistribution
ESB-2019.4574
SUSE-SU-2019:3191-1 Security update for cloud-init
6 December 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: cloud-init
Publisher: SUSE
Operating System: SUSE
Impact/Access: Reduced Security -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2019-0816
Reference: ASB-2019.0070
ESB-2019.4512
ESB-2019.0872
Original Bulletin:
https://www.suse.com/support/update/announcement/2019/suse-su-20193191-1.html
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SUSE Security Update: Security update for cloud-init
______________________________________________________________________________
Announcement ID: SUSE-SU-2019:3191-1
Rating: moderate
References: #1099358 #1129124 #1136440 #1142988 #1144363 #1151488
#1154092
Cross-References: CVE-2019-0816
Affected Products:
SUSE Linux Enterprise Module for Public Cloud 12
SUSE CaaS Platform 3.0
______________________________________________________________________________
An update that solves one vulnerability and has 6 fixes is now available.
Description:
This update for cloud-init fixes the following issues:
Security issue fixed:
o CVE-2019-0816: Fixed the unnecessary extra ssh keys that were added to
authorized_keys (bsc#1129124).
Non-security issues fixed:
o Add cloud-init-renderer-detect.patch (bsc#1154092, bsc#1142988) + Short
curcuit the conditional for identifying the sysconfig renderer. If we find
ifup/ifdown accept the renderer as available.
o Add cloud-init-break-resolv-symlink.patch (bsc#1151488) + If /etc/
resolv.conf is a symlink break it. This will avoid netconfig from
clobbering the changes cloud-init applied.
o Update to cloud-init 19.2 (bsc#1099358) + Remove, included upstream -
cloud-init-detect-nova.diff - cloud-init-add-static-routes.diff + net: add
rfc3442 (classless static routes) to EphemeralDHCP (LP: #1821102) +
templates/ntp.conf.debian.tmpl: fix missing newline for pools (LP: #
1836598) + Support netplan renderer in Arch Linux [Conrad Hoffmann] + Fix
typo in publicly viewable documentation. [David Medberry] + Add a cdrom
size checker for OVF ds to ds-identify [Pengpeng Sun] (LP: #1806701) +
VMWare: Trigger the post customization script via cc_scripts module.
[Xiaofeng Wang] (LP: #1833192) + Cloud-init analyze module: Added ability
to analyze boot events. [Sam Gilson] + Update debian eni network
configuration location, retain Ubuntu setting [Janos Lenart] + net: skip
bond interfaces in get_interfaces [Stanislav Makar] (LP: #1812857) + Fix a
couple of issues raised by a coverity scan + Add missing dsname for Hetzner
Cloud datasource [Markus Schade] + doc: indicate that netplan is default in
Ubuntu now + azure: add region and AZ properties from imds compute location
metadata + sysconfig: support more bonding options [Penghui Liao] +
cloud-init-generator: use libexec path to ds-identify on redhat systems
(LP: #1833264) + tools/build-on-freebsd: update to python3 [GonA(C)ri Le
Bouder] + Allow identification of OpenStack by Asset Tag [Mark T. Voelker]
(LP: #1669875) + Fix spelling error making 'an Ubuntu' consistent. [Brian
Murray] + run-container: centos: comment out the repo mirrorlist [Paride
Legovini] + netplan: update netplan key mappings for gratuitous-arp (LP: #
1827238) + freebsd: fix the name of cloudcfg VARIANT [GonA(C)ri Le Bouder] +
freebsd: ability to grow root file system [GonA(C)ri Le Bouder] + freebsd:
NoCloud data source support [GonA(C)ri Le Bouder] (LP: #1645824) + Azure:
Return static fallback address as if failed to find endpoint [Jason Zions
(MSFT)]
o Follow up to update cloud-init-trigger-udev.patch (bsc#1144363)
o Update to version 19.1 (bsc#1136440, bsc#1129124)
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 Public Cloud 12:
zypper in -t patch SUSE-SLE-Module-Public-Cloud-12-2019-3191=1
o SUSE CaaS Platform 3.0:
To install this update, use the SUSE CaaS Platform Velum dashboard. 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:
o SUSE Linux Enterprise Module for Public Cloud 12 (aarch64 ppc64le s390x
x86_64):
cloud-init-19.2-37.33.1
cloud-init-config-suse-19.2-37.33.1
o SUSE CaaS Platform 3.0 (x86_64):
cloud-init-19.2-37.33.1
References:
o https://www.suse.com/security/cve/CVE-2019-0816.html
o https://bugzilla.suse.com/1099358
o https://bugzilla.suse.com/1129124
o https://bugzilla.suse.com/1136440
o https://bugzilla.suse.com/1142988
o https://bugzilla.suse.com/1144363
o https://bugzilla.suse.com/1151488
o https://bugzilla.suse.com/1154092
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