Security update for xen
Announcement ID: | SUSE-SU-2021:3813-1 |
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Rating: | moderate |
References: | |
Cross-References: | |
CVSS scores: |
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Affected Products: |
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An update that solves six vulnerabilities can now be installed.
Description:
This update for xen fixes the following issues:
- CVE-2021-28704, CVE-2021-28707, CVE-2021-28708: Fixed PoD operations on misaligned GFNs (XSA-388) (bsc#1192557).
- CVE-2021-28705, CVE-2021-28709: Fixed issues with partially successful P2M updates on x86 (XSA-389) (bsc#1192559).
- CVE-2021-28706: Fixed guests may exceed their designated memory limit (XSA-385) (bsc#1192554).
Special Instructions and Notes:
- Please reboot the system after installing this update.
Patch Instructions:
To install this SUSE 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 SP2 BCL 12-SP2
zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-3813=1
Package List:
-
SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (x86_64)
- xen-libs-debuginfo-32bit-4.7.6_18-43.82.1
- xen-libs-4.7.6_18-43.82.1
- xen-libs-32bit-4.7.6_18-43.82.1
- xen-doc-html-4.7.6_18-43.82.1
- xen-tools-domU-debuginfo-4.7.6_18-43.82.1
- xen-4.7.6_18-43.82.1
- xen-tools-4.7.6_18-43.82.1
- xen-debugsource-4.7.6_18-43.82.1
- xen-tools-debuginfo-4.7.6_18-43.82.1
- xen-tools-domU-4.7.6_18-43.82.1
- xen-libs-debuginfo-4.7.6_18-43.82.1
References:
- https://www.suse.com/security/cve/CVE-2021-28704.html
- https://www.suse.com/security/cve/CVE-2021-28705.html
- https://www.suse.com/security/cve/CVE-2021-28706.html
- https://www.suse.com/security/cve/CVE-2021-28707.html
- https://www.suse.com/security/cve/CVE-2021-28708.html
- https://www.suse.com/security/cve/CVE-2021-28709.html
- https://bugzilla.suse.com/show_bug.cgi?id=1192554
- https://bugzilla.suse.com/show_bug.cgi?id=1192557
- https://bugzilla.suse.com/show_bug.cgi?id=1192559