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AUSCERT External Security Bulletin Redistribution
ESB-2020.0129
USN-4047-2: libvirt update vulnerability
14 January 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: libvirt
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2019-10161
Reference: ESB-2019.3489
ESB-2019.2243
ESB-2019.2239
ESB-2019.2219
Original Bulletin:
https://usn.ubuntu.com/4047-2/
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USN-4047-2: libvirt update vulnerability
13 January 2020
libvirt vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 14.04 ESM
Summary
Several security issues were fixed in libvirt.
Software Description
o libvirt - Libvirt virtualization toolkit
Details
USN-4047-1 fixed a vulnerability in libvirt. This update provides the
corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Matthias Gerstner and JA!n Tomko discovered that libvirt incorrectly handled
certain API calls. An attacker could possibly use this issue to check for
arbitrary files, or execute arbitrary binaries. In the default installation,
attackers would be isolated by the libvirt AppArmor profile.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 14.04 ESM
libvirt-bin - 1.2.2-0ubuntu13.1.28+esm1
libvirt0 - 1.2.2-0ubuntu13.1.28+esm1
To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .
After a standard system update you need to reboot your computer to make all the
necessary changes.
References
o USN-4047-1
o CVE-2019-10161
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