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Sicherheit: Zwei Probleme in xen
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in xen
ID: SUSE-SU-2021:1028-1
Distribution: SUSE
Plattformen: SUSE Linux Enterprise Module for Basesystem 15-SP2, SUSE Linux Enterprise Module for Server Applications 15-SP2, SUSE MicroOS 5.0
Datum: Di, 6. April 2021, 22:44
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3308
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28687
Applikationen: Xen

Originalnachricht


SUSE Security Update: Security update for xen
______________________________________________________________________________

Announcement ID: SUSE-SU-2021:1028-1
Rating: important
References: #1027519 #1177204 #1179148 #1180690 #1181254
#1181989 #1182576 #1183072
Cross-References: CVE-2021-28687 CVE-2021-3308
CVSS scores:
CVE-2021-3308 (NVD) : 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVE-2021-3308 (SUSE): 5.9
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H

Affected Products:
SUSE MicroOS 5.0
SUSE Linux Enterprise Module for Server Applications 15-SP2
SUSE Linux Enterprise Module for Basesystem 15-SP2
______________________________________________________________________________

An update that solves two vulnerabilities and has 6 fixes
is now available.

Description:

This update for xen fixes the following issues:

- CVE-2021-3308: VUL-0: xen: IRQ vector leak on x86 (bsc#1181254, XSA-360)
- CVE-2021-28687: HVM soft-reset crashes toolstack (bsc#1183072, XSA-368)
- L3: conring size for XEN HV's with huge memory to small. Inital Xen
logs
cut (bsc#1177204)
- L3: XEN domU crashed on resume when using the xl unpause command
(bsc#1182576)
- L3: xen: no needsreboot flag set (bsc#1180690)
- kdump of HVM fails, soft-reset not handled by libxl (bsc#1179148)
- openQA job causes libvirtd to dump core when running kdump inside domain
(bsc#1181989)
- Upstream bug fixes (bsc#1027519)


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 MicroOS 5.0:

zypper in -t patch SUSE-SUSE-MicroOS-5.0-2021-1028=1

- SUSE Linux Enterprise Module for Server Applications 15-SP2:

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2021-1028=1

- SUSE Linux Enterprise Module for Basesystem 15-SP2:

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-1028=1



Package List:

- SUSE MicroOS 5.0 (x86_64):

xen-debugsource-4.13.2_08-3.25.3
xen-libs-4.13.2_08-3.25.3
xen-libs-debuginfo-4.13.2_08-3.25.3

- SUSE Linux Enterprise Module for Server Applications 15-SP2 (x86_64):

xen-4.13.2_08-3.25.3
xen-debugsource-4.13.2_08-3.25.3
xen-devel-4.13.2_08-3.25.3
xen-tools-4.13.2_08-3.25.3
xen-tools-debuginfo-4.13.2_08-3.25.3

- SUSE Linux Enterprise Module for Server Applications 15-SP2 (noarch):

xen-tools-xendomains-wait-disk-4.13.2_08-3.25.3

- SUSE Linux Enterprise Module for Basesystem 15-SP2 (x86_64):

xen-debugsource-4.13.2_08-3.25.3
xen-libs-4.13.2_08-3.25.3
xen-libs-debuginfo-4.13.2_08-3.25.3
xen-tools-domU-4.13.2_08-3.25.3
xen-tools-domU-debuginfo-4.13.2_08-3.25.3


References:

https://www.suse.com/security/cve/CVE-2021-28687.html
https://www.suse.com/security/cve/CVE-2021-3308.html
https://bugzilla.suse.com/1027519
https://bugzilla.suse.com/1177204
https://bugzilla.suse.com/1179148
https://bugzilla.suse.com/1180690
https://bugzilla.suse.com/1181254
https://bugzilla.suse.com/1181989
https://bugzilla.suse.com/1182576
https://bugzilla.suse.com/1183072
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