drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in Linux (Live Patch 7 SLE 15 SP2)
Name: |
Mehrere Probleme in Linux (Live Patch 7 SLE 15 SP2) |
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ID: |
SUSE-SU-2021:0842-1 |
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Distribution: |
SUSE |
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Plattformen: |
SUSE Linux Enterprise Module for Live Patching 15-SP2 |
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Datum: |
Mi, 17. März 2021, 23:40 |
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Referenzen: |
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3347
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-29368
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28374 |
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Applikationen: |
Linux |
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Originalnachricht |
SUSE Security Update: Security update for the Linux Kernel (Live Patch 7 for SLE 15 SP2) ______________________________________________________________________________
Announcement ID: SUSE-SU-2021:0842-1 Rating: important References: #1178684 #1179664 #1181553 #1182468 Cross-References: CVE-2020-28374 CVE-2020-29368 CVE-2021-3347 CVSS scores: CVE-2020-28374 (NVD) : 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N CVE-2020-28374 (SUSE): 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N CVE-2020-29368 (NVD) : 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2020-29368 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-3347 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2021-3347 (SUSE): 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products: SUSE Linux Enterprise Module for Live Patching 15-SP2 ______________________________________________________________________________
An update that solves three vulnerabilities and has one errata is now available.
Description:
This update for the Linux Kernel 5.3.18-24_37 fixes several issues.
The following security issues were fixed:
- CVE-2020-29368: Fixed an issue in copy-on-write implementation which could have granted unintended write access because of a race condition in a THP mapcount check (bsc#1179664). - Fixed an issue where NFS client filesystems got unmounted on fail-over (bsc#1182468). - CVE-2021-3347: Fixed a use-after-free in the PI futexes during fault handling, allowing local users to execute code in the kernel (bsc#1181553). - CVE-2020-28374: Fixed insufficient identifier checking in the LIO SCSI target code which could have been used by remote attackers to read or write files via directory traversal in an XCOPY request (bsc#1178684).
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 Module for Live Patching 15-SP2:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2021-842=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-843=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-844=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-845=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-846=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-847=1 SUSE-SLE-Module-Live-Patching-15-SP2-2021-848=1
Package List:
- SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64):
kernel-livepatch-5_3_18-24_12-default-6-2.2 kernel-livepatch-5_3_18-24_12-default-debuginfo-6-2.2 kernel-livepatch-5_3_18-24_15-default-6-2.2 kernel-livepatch-5_3_18-24_15-default-debuginfo-6-2.2 kernel-livepatch-5_3_18-24_24-default-6-2.2 kernel-livepatch-5_3_18-24_24-default-debuginfo-6-2.2 kernel-livepatch-5_3_18-24_29-default-4-2.2 kernel-livepatch-5_3_18-24_29-default-debuginfo-4-2.2 kernel-livepatch-5_3_18-24_34-default-4-2.2 kernel-livepatch-5_3_18-24_34-default-debuginfo-4-2.2 kernel-livepatch-5_3_18-24_37-default-4-2.2 kernel-livepatch-5_3_18-24_37-default-debuginfo-4-2.2 kernel-livepatch-5_3_18-24_9-default-7-2.2 kernel-livepatch-5_3_18-24_9-default-debuginfo-7-2.2 kernel-livepatch-SLE15-SP2_Update_1-debugsource-7-2.2 kernel-livepatch-SLE15-SP2_Update_2-debugsource-6-2.2 kernel-livepatch-SLE15-SP2_Update_3-debugsource-6-2.2 kernel-livepatch-SLE15-SP2_Update_4-debugsource-6-2.2 kernel-livepatch-SLE15-SP2_Update_5-debugsource-4-2.2 kernel-livepatch-SLE15-SP2_Update_6-debugsource-4-2.2 kernel-livepatch-SLE15-SP2_Update_7-debugsource-4-2.2
References:
https://www.suse.com/security/cve/CVE-2020-28374.html https://www.suse.com/security/cve/CVE-2020-29368.html https://www.suse.com/security/cve/CVE-2021-3347.html https://bugzilla.suse.com/1178684 https://bugzilla.suse.com/1179664 https://bugzilla.suse.com/1181553 https://bugzilla.suse.com/1182468
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