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SUSE SLES12 Security Update : xen (SUSE-SU-2018:2056-1)
high Nessus Plugin ID 111346
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Synopsis
The remote SUSE host is missing one or more security updates.Description
This update for xen fixes the following issues: Security issues fixed :- CVE-2018-12617: Fix integer overflow that causes segmentation fault in qmp_guest_file_read() with g_malloc() (bsc#1098744).
- CVE-2018-3665: Fix Lazy FP Save/Restore issue (XSA-267) (bsc#1095242).
- CVE-2018-11806: Fix heap buffer overflow while reassembling fragmented datagrams (bsc#1096224).
- CVE-2018-12891: Fix possible Denial of Service (DoS) via certain PV MMU operations that affect the entire host (XSA-264) (bsc#1097521).
- CVE-2018-12893: Fix crash/Denial of Service (DoS) via safety check (XSA-265) (bsc#1097522). Bug fixes :
- bsc#1079730: Fix failed 'write' lock.
- bsc#1027519: Add upstream patches from January.
Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
Solution
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 12-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-2018-1389=1
See Also
https://bugzilla.suse.com/show_bug.cgi?id=1027519
https://bugzilla.suse.com/show_bug.cgi?id=1079730
https://bugzilla.suse.com/show_bug.cgi?id=1095242
https://bugzilla.suse.com/show_bug.cgi?id=1096224
https://bugzilla.suse.com/show_bug.cgi?id=1097521
https://bugzilla.suse.com/show_bug.cgi?id=1097522
https://bugzilla.suse.com/show_bug.cgi?id=1098744
https://www.suse.com/security/cve/CVE-2018-11806/
https://www.suse.com/security/cve/CVE-2018-12617/
https://www.suse.com/security/cve/CVE-2018-12891/
https://www.suse.com/security/cve/CVE-2018-12893/
Plugin Details
Severity: High
ID: 111346
File Name: suse_SU-2018-2056-1.nasl
Version: 1.9
Type: local
Agent: unix
Family: SuSE Local Security Checks
Published: 7/26/2018
Updated: 9/2/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: High
Score: 7.3
CVSS v2
Risk Factor: High
Base Score: 7.2
Temporal Score: 5.6
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2018-11806
CVSS v3
Risk Factor: High
Base Score: 8.2
Temporal Score: 7.4
Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:novell:suse_linux:xen-debugsource, p-cpe:/a:novell:suse_linux:xen-tools, p-cpe:/a:novell:suse_linux:xen-tools-domu-debuginfo, cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:xen-kmp-default, p-cpe:/a:novell:suse_linux:xen-kmp-default-debuginfo, p-cpe:/a:novell:suse_linux:xen-tools-domu, p-cpe:/a:novell:suse_linux:xen, p-cpe:/a:novell:suse_linux:xen-tools-debuginfo, p-cpe:/a:novell:suse_linux:xen-libs-debuginfo, p-cpe:/a:novell:suse_linux:xen-libs, p-cpe:/a:novell:suse_linux:xen-doc-html
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 7/25/2018
Vulnerability Publication Date: 6/13/2018
Reference Information
CVE: CVE-2018-11806, CVE-2018-12617, CVE-2018-12891, CVE-2018-12893, CVE-2018-3665
IAVB: 2018-B-0094-S