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AUSCERT External Security Bulletin Redistribution
ESB-2018.2626
Security update for kvm
5 September 2018
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AusCERT Security Bulletin Summary
---------------------------------
Product: kvm
Publisher: SUSE
Operating System: SUSE
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Access Privileged Data -- Existing Account
Denial of Service -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-12617 CVE-2018-11806 CVE-2018-3639
Reference: ASB-2018.0121
ESB-2018.2577
ESB-2018.2534
ESB-2018.2395
Original Bulletin:
https://www.suse.com/support/update/announcement/2018/suse-su-20182615-1/
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SUSE Security Update: Security update for kvm
______________________________________________________________________________
Announcement ID: SUSE-SU-2018:2615-1
Rating: moderate
References: #1092885 #1096223 #1098735
Cross-References: CVE-2018-11806 CVE-2018-12617 CVE-2018-3639
Affected Products:
SUSE Linux Enterprise Server 11-SP3-LTSS
SUSE Linux Enterprise Point of Sale 11-SP3
______________________________________________________________________________
An update that fixes three vulnerabilities is now available.
Description:
This update for kvm fixes the following security issues:
- CVE-2018-12617: qmp_guest_file_read had an integer overflow that could
have been exploited by sending a crafted QMP command (including
guest-file-read with a large count value) to the agent via the listening
socket causing DoS (bsc#1098735)
- CVE-2018-11806: Prevent heap-based buffer overflow via incoming
fragmented datagrams (bsc#1096223)
With this release the mitigations for Spectre v4 are moved the the patches
from upstream (CVE-2018-3639, bsc#1092885).
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 Linux Enterprise Server 11-SP3-LTSS:
zypper in -t patch slessp3-kvm-13767=1
- SUSE Linux Enterprise Point of Sale 11-SP3:
zypper in -t patch sleposp3-kvm-13767=1
Package List:
- SUSE Linux Enterprise Server 11-SP3-LTSS (i586 s390x x86_64):
kvm-1.4.2-53.23.2
- SUSE Linux Enterprise Point of Sale 11-SP3 (i586):
kvm-1.4.2-53.23.2
References:
https://www.suse.com/security/cve/CVE-2018-11806.html
https://www.suse.com/security/cve/CVE-2018-12617.html
https://www.suse.com/security/cve/CVE-2018-3639.html
https://bugzilla.suse.com/1092885
https://bugzilla.suse.com/1096223
https://bugzilla.suse.com/1098735
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===========================================================================
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The University of Queensland
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