SUSE-SU-2021:2415-1: important: Security update for the Linux Kernel
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Tue Jul 20 19:22:28 UTC 2021
SUSE Security Update: Security update for the Linux Kernel
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:2415-1
Rating: important
References: #1188062 #1188116
Cross-References: CVE-2021-22555 CVE-2021-33909
CVSS scores:
CVE-2021-22555 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2021-22555 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2021-33909 (SUSE): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
SUSE Linux Enterprise Workstation Extension 15-SP3
SUSE Linux Enterprise Module for Live Patching 15-SP3
SUSE Linux Enterprise Module for Legacy Software 15-SP3
SUSE Linux Enterprise Module for Development Tools 15-SP3
SUSE Linux Enterprise Module for Basesystem 15-SP3
SUSE Linux Enterprise High Availability 15-SP3
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
The SUSE Linux Enterprise 15 SP3 kernel was updated to receive various
security and bugfixes.
Security issues fixed:
- CVE-2021-22555: A heap out-of-bounds write was discovered in
net/netfilter/x_tables.c (bnc#1188116).
- CVE-2021-33909: Extremely large seq buffer allocations in seq_file could
lead to buffer underruns and code execution (bsc#1188062).
The following non-security bugs were fixed:
- usb: dwc3: Fix debugfs creation flow (git-fixes).
Special Instructions and Notes:
Please reboot the system after installing this update.
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 Workstation Extension 15-SP3:
zypper in -t patch SUSE-SLE-Product-WE-15-SP3-2021-2415=1
- SUSE Linux Enterprise Module for Live Patching 15-SP3:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2021-2415=1
- SUSE Linux Enterprise Module for Legacy Software 15-SP3:
zypper in -t patch SUSE-SLE-Module-Legacy-15-SP3-2021-2415=1
- SUSE Linux Enterprise Module for Development Tools 15-SP3:
zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP3-2021-2415=1
- SUSE Linux Enterprise Module for Basesystem 15-SP3:
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-2415=1
- SUSE Linux Enterprise High Availability 15-SP3:
zypper in -t patch SUSE-SLE-Product-HA-15-SP3-2021-2415=1
Package List:
- SUSE Linux Enterprise Workstation Extension 15-SP3 (x86_64):
kernel-default-debuginfo-5.3.18-59.16.1
kernel-default-debugsource-5.3.18-59.16.1
kernel-default-extra-5.3.18-59.16.1
kernel-default-extra-debuginfo-5.3.18-59.16.1
kernel-preempt-debuginfo-5.3.18-59.16.1
kernel-preempt-debugsource-5.3.18-59.16.1
kernel-preempt-extra-5.3.18-59.16.1
kernel-preempt-extra-debuginfo-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64):
kernel-default-debuginfo-5.3.18-59.16.1
kernel-default-debugsource-5.3.18-59.16.1
kernel-default-livepatch-5.3.18-59.16.1
kernel-default-livepatch-devel-5.3.18-59.16.1
kernel-livepatch-5_3_18-59_16-default-1-7.3.1
- SUSE Linux Enterprise Module for Legacy Software 15-SP3 (aarch64 ppc64le s390x x86_64):
kernel-default-debuginfo-5.3.18-59.16.1
kernel-default-debugsource-5.3.18-59.16.1
reiserfs-kmp-default-5.3.18-59.16.1
reiserfs-kmp-default-debuginfo-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Development Tools 15-SP3 (aarch64 ppc64le s390x x86_64):
kernel-obs-build-5.3.18-59.16.1
kernel-obs-build-debugsource-5.3.18-59.16.1
kernel-syms-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Development Tools 15-SP3 (aarch64 x86_64):
kernel-preempt-debuginfo-5.3.18-59.16.1
kernel-preempt-debugsource-5.3.18-59.16.1
kernel-preempt-devel-5.3.18-59.16.1
kernel-preempt-devel-debuginfo-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Development Tools 15-SP3 (noarch):
kernel-docs-5.3.18-59.16.1
kernel-source-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x x86_64):
kernel-default-5.3.18-59.16.1
kernel-default-base-5.3.18-59.16.1.18.8.1
kernel-default-debuginfo-5.3.18-59.16.1
kernel-default-debugsource-5.3.18-59.16.1
kernel-default-devel-5.3.18-59.16.1
kernel-default-devel-debuginfo-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 x86_64):
kernel-preempt-5.3.18-59.16.1
kernel-preempt-debuginfo-5.3.18-59.16.1
kernel-preempt-debugsource-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64):
kernel-64kb-5.3.18-59.16.1
kernel-64kb-debuginfo-5.3.18-59.16.1
kernel-64kb-debugsource-5.3.18-59.16.1
kernel-64kb-devel-5.3.18-59.16.1
kernel-64kb-devel-debuginfo-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Basesystem 15-SP3 (noarch):
kernel-devel-5.3.18-59.16.1
kernel-macros-5.3.18-59.16.1
- SUSE Linux Enterprise Module for Basesystem 15-SP3 (s390x):
kernel-zfcpdump-5.3.18-59.16.1
kernel-zfcpdump-debuginfo-5.3.18-59.16.1
kernel-zfcpdump-debugsource-5.3.18-59.16.1
- SUSE Linux Enterprise High Availability 15-SP3 (aarch64 ppc64le s390x x86_64):
cluster-md-kmp-default-5.3.18-59.16.1
cluster-md-kmp-default-debuginfo-5.3.18-59.16.1
dlm-kmp-default-5.3.18-59.16.1
dlm-kmp-default-debuginfo-5.3.18-59.16.1
gfs2-kmp-default-5.3.18-59.16.1
gfs2-kmp-default-debuginfo-5.3.18-59.16.1
kernel-default-debuginfo-5.3.18-59.16.1
kernel-default-debugsource-5.3.18-59.16.1
ocfs2-kmp-default-5.3.18-59.16.1
ocfs2-kmp-default-debuginfo-5.3.18-59.16.1
References:
https://www.suse.com/security/cve/CVE-2021-22555.html
https://www.suse.com/security/cve/CVE-2021-33909.html
https://bugzilla.suse.com/1188062
https://bugzilla.suse.com/1188116
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