drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in xen
Name: |
Mehrere Probleme in xen |
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ID: |
SUSE-SU-2021:1023-1 |
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Distribution: |
SUSE |
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Plattformen: |
SUSE Linux Enterprise Server 12-SP5, SUSE Linux Enterprise Software Development Kit 12-SP5 |
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Datum: |
Di, 6. April 2021, 22:44 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20257
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28687
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3308
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28368 |
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Applikationen: |
Xen |
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Originalnachricht |
SUSE Security Update: Security update for xen ______________________________________________________________________________
Announcement ID: SUSE-SU-2021:1023-1 Rating: important References: #1027519 #1177112 #1177204 #1178591 #1178736 #1179148 #1181254 #1181989 #1182846 #1183072 Cross-References: CVE-2020-28368 CVE-2021-20257 CVE-2021-28687 CVE-2021-3308 CVSS scores: CVE-2020-28368 (NVD) : 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N CVE-2020-28368 (SUSE): 5.6 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N CVE-2021-20257 (SUSE): 3.2 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L 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 Linux Enterprise Software Development Kit 12-SP5 SUSE Linux Enterprise Server 12-SP5 ______________________________________________________________________________
An update that solves four 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: VUL-0: xen: HVM soft-reset crashes toolstack (bsc#1183072, XSA-368) - CVE-2021-20257: VUL-0: xen: infinite loop issue in the e1000 NIC emulator (bsc#1182846) - CVE-2020-28368: VUL-0: xen: Intel RAPL sidechannel attack aka PLATYPUS attack aka (bsc#1178591, XSA-351) - L3: conring size for XEN HV's with huge memory to small. Inital Xen logs cut (bsc#1177204) - 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) - Allow restart of xenwatchdogd, enable tuning of keep-alive interval and timeout options via XENWATCHDOGD_ARGS= (bsc#1178736) - The receiving side did detect holes in a to-be-allocated superpage, but allocated a superpage anyway. This resulted to over-allocation (bsc#1177112) - The receiving side may punch holes incorrectly into optimistically allocated superpages. Also reduce overhead in bitmap handling (bsc#1177112) - 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 Linux Enterprise Software Development Kit 12-SP5:
zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-1023=1
- SUSE Linux Enterprise Server 12-SP5:
zypper in -t patch SUSE-SLE-SERVER-12-SP5-2021-1023=1
Package List:
- SUSE Linux Enterprise Software Development Kit 12-SP5 (aarch64 x86_64):
xen-debugsource-4.12.4_09-3.39.3 xen-devel-4.12.4_09-3.39.3
- SUSE Linux Enterprise Server 12-SP5 (x86_64):
xen-4.12.4_09-3.39.3 xen-debugsource-4.12.4_09-3.39.3 xen-doc-html-4.12.4_09-3.39.3 xen-libs-32bit-4.12.4_09-3.39.3 xen-libs-4.12.4_09-3.39.3 xen-libs-debuginfo-32bit-4.12.4_09-3.39.3 xen-libs-debuginfo-4.12.4_09-3.39.3 xen-tools-4.12.4_09-3.39.3 xen-tools-debuginfo-4.12.4_09-3.39.3 xen-tools-domU-4.12.4_09-3.39.3 xen-tools-domU-debuginfo-4.12.4_09-3.39.3
References:
https://www.suse.com/security/cve/CVE-2020-28368.html https://www.suse.com/security/cve/CVE-2021-20257.html 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/1177112 https://bugzilla.suse.com/1177204 https://bugzilla.suse.com/1178591 https://bugzilla.suse.com/1178736 https://bugzilla.suse.com/1179148 https://bugzilla.suse.com/1181254 https://bugzilla.suse.com/1181989 https://bugzilla.suse.com/1182846 https://bugzilla.suse.com/1183072
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