drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Linux (Live Patch 39 SLE 12 SP3)
Name: |
Mehrere Probleme in Linux (Live Patch 39 SLE 12 SP3) |
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ID: |
SUSE-SU-2021:2026-1 |
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Distribution: |
SUSE |
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Plattformen: |
SUSE Linux Enterprise Server for SAP 12-SP3, SUSE Linux Enterprise Server 12-SP3-LTSS |
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Datum: |
Fr, 18. Juni 2021, 19:13 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-0429
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33034
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28688 |
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Applikationen: |
Linux |
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Originalnachricht |
SUSE Security Update: Security update for the Linux Kernel (Live Patch 39 for SLE 12 SP3) ______________________________________________________________________________
Announcement ID: SUSE-SU-2021:2026-1 Rating: important References: #1176931 #1182294 #1186235 #1186285 Cross-References: CVE-2020-0429 CVE-2021-28688 CVE-2021-33034 CVSS scores: CVE-2020-0429 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-28688 (NVD) : 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H CVE-2021-28688 (SUSE): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H CVE-2021-33034 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-33034 (SUSE): 7.7 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Affected Products: SUSE Linux Enterprise Server for SAP 12-SP3 SUSE Linux Enterprise Server 12-SP3-LTSS ______________________________________________________________________________
An update that solves three vulnerabilities and has one errata is now available.
Description:
This update for the Linux Kernel 4.4.180-94_144 fixes several issues.
The following issues were fixed:
- CVE-2021-33034: Fixed a use-after-free when destroying an hci_chan. This could lead to writing an arbitrary values (bsc#1186111). - CVE-2021-28688: Fixed an issue introduced by XSA-365, leaving around zombie domains after xen guest has died (bsc#1183646). - CVE-2020-0429: In l2tp_session_delete and related functions of l2tp_core.c, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with system execution privileges needed. (bsc#1176724). - Fixed a regression with the last livepatch which caused a kernel warning during sysfs read (bsc#1186235).
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 Server for SAP 12-SP3:
zypper in -t patch SUSE-SLE-SAP-12-SP3-2021-2026=1
- SUSE Linux Enterprise Server 12-SP3-LTSS:
zypper in -t patch SUSE-SLE-SERVER-12-SP3-2021-2026=1
Package List:
- SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):
kgraft-patch-4_4_180-94_144-default-2-2.1 kgraft-patch-4_4_180-94_144-default-debuginfo-2-2.1
- SUSE Linux Enterprise Server 12-SP3-LTSS (ppc64le x86_64):
kgraft-patch-4_4_180-94_144-default-2-2.1 kgraft-patch-4_4_180-94_144-default-debuginfo-2-2.1
References:
https://www.suse.com/security/cve/CVE-2020-0429.html https://www.suse.com/security/cve/CVE-2021-28688.html https://www.suse.com/security/cve/CVE-2021-33034.html https://bugzilla.suse.com/1176931 https://bugzilla.suse.com/1182294 https://bugzilla.suse.com/1186235 https://bugzilla.suse.com/1186285
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