drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Ausführen von Code mit höheren Privilegien in xen
Name: |
Ausführen von Code mit höheren Privilegien in xen |
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ID: |
SUSE-SU-2021:1268-1 |
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Distribution: |
SUSE |
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Plattformen: |
SUSE OpenStack Cloud 7, SUSE Linux Enterprise Server 12-SP2-BCL |
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Datum: |
Di, 20. April 2021, 22:58 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-27379 |
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Applikationen: |
Xen |
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Originalnachricht |
SUSE Security Update: Security update for xen ______________________________________________________________________________
Announcement ID: SUSE-SU-2021:1268-1 Rating: important References: #1182155 #1182431 Cross-References: CVE-2021-27379 CVSS scores: CVE-2021-27379 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-27379 (SUSE): 7.9 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:H
Affected Products: SUSE OpenStack Cloud 7 SUSE Linux Enterprise Server 12-SP2-BCL ______________________________________________________________________________
An update that solves one vulnerability and has one errata is now available.
Description:
This update for xen fixes the following issues:
- CVE-2021-27379: Fixed an issue where entries in the IOMMU were not being updated under certain circumstances due to improper backport of XSA-321 (XSA-366, bsc#1182431) - Fixed an issue where xenstored was crashing with segfault (bsc#1182155).
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 OpenStack Cloud 7:
zypper in -t patch SUSE-OpenStack-Cloud-7-2021-1268=1
- SUSE Linux Enterprise Server 12-SP2-BCL:
zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2021-1268=1
Package List:
- SUSE OpenStack Cloud 7 (x86_64):
xen-4.7.6_14-43.76.1 xen-debugsource-4.7.6_14-43.76.1 xen-doc-html-4.7.6_14-43.76.1 xen-libs-32bit-4.7.6_14-43.76.1 xen-libs-4.7.6_14-43.76.1 xen-libs-debuginfo-32bit-4.7.6_14-43.76.1 xen-libs-debuginfo-4.7.6_14-43.76.1 xen-tools-4.7.6_14-43.76.1 xen-tools-debuginfo-4.7.6_14-43.76.1 xen-tools-domU-4.7.6_14-43.76.1 xen-tools-domU-debuginfo-4.7.6_14-43.76.1
- SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):
xen-4.7.6_14-43.76.1 xen-debugsource-4.7.6_14-43.76.1 xen-doc-html-4.7.6_14-43.76.1 xen-libs-32bit-4.7.6_14-43.76.1 xen-libs-4.7.6_14-43.76.1 xen-libs-debuginfo-32bit-4.7.6_14-43.76.1 xen-libs-debuginfo-4.7.6_14-43.76.1 xen-tools-4.7.6_14-43.76.1 xen-tools-debuginfo-4.7.6_14-43.76.1 xen-tools-domU-4.7.6_14-43.76.1 xen-tools-domU-debuginfo-4.7.6_14-43.76.1
References:
https://www.suse.com/security/cve/CVE-2021-27379.html https://bugzilla.suse.com/1182155 https://bugzilla.suse.com/1182431
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