SUSE-SU-2022:1453-1: important: Security update for the Linux Kernel (Live Patch 15 for SLE 15 SP3)
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sle-security-updates at lists.suse.com
Thu Apr 28 13:23:23 UTC 2022
SUSE Security Update: Security update for the Linux Kernel (Live Patch 15 for SLE 15 SP3)
______________________________________________________________________________
Announcement ID: SUSE-SU-2022:1453-1
Rating: important
References: #1197335 #1197344 #1197705
Cross-References: CVE-2022-1011 CVE-2022-1016 CVE-2022-1055
CVSS scores:
CVE-2022-1011 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1011 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1016 (SUSE): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVE-2022-1055 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-1055 (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 High Performance Computing 15-SP3
SUSE Linux Enterprise Micro 5.1
SUSE Linux Enterprise Module for Live Patching 15-SP3
SUSE Linux Enterprise Server 15-SP3
SUSE Linux Enterprise Server for SAP Applications 15-SP3
______________________________________________________________________________
An update that fixes three vulnerabilities is now available.
Description:
This update for the Linux Kernel 5.3.18-150300_59_54 fixes several issues.
The following security issues were fixed:
- CVE-2022-1016: Fixed a vulnerability in the nf_tables component of the
netfilter subsystem. This vulnerability gives an attacker a powerful
primitive that can be used to both read from and write to relative stack
data, which can lead to arbitrary code execution. (bsc#1197335)
- CVE-2022-1055: Fixed a use-after-free in tc_new_tfilter that could allow
a local attacker to gain privilege escalation. (bnc#1197705)
- CVE-2022-1011: Fixed an use-after-free vulnerability which could allow a
local attacker to retireve (partial) /etc/shadow hashes or any other
data from filesystem when he can mount a FUSE filesystems. (bsc#1197344)
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-SP3:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-1453=1
Package List:
- SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64):
kernel-livepatch-5_3_18-150300_59_54-default-4-150300.2.1
References:
https://www.suse.com/security/cve/CVE-2022-1011.html
https://www.suse.com/security/cve/CVE-2022-1016.html
https://www.suse.com/security/cve/CVE-2022-1055.html
https://bugzilla.suse.com/1197335
https://bugzilla.suse.com/1197344
https://bugzilla.suse.com/1197705
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