Security update for the Linux Kernel (Live Patch 27 for SLE 15 SP3)
| Announcement ID: |
SUSE-SU-2023:4871-1 |
| Rating: |
important |
| References: |
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Cross-References:
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| CVSS scores: |
-
CVE-2023-2163
(
SUSE
):
7.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
-
CVE-2023-2163
(
NVD
):
10.0
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
-
CVE-2023-3777
(
SUSE
):
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
-
CVE-2023-3777
(
NVD
):
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
-
CVE-2023-4622
(
SUSE
):
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
-
CVE-2023-4622
(
NVD
):
7.0
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
|
| Affected Products: |
- openSUSE Leap 15.3
- SUSE Linux Enterprise High Performance Computing 15 SP3
- SUSE Linux Enterprise Live Patching 15-SP3
- SUSE Linux Enterprise Micro 5.1
- SUSE Linux Enterprise Micro 5.2
- SUSE Linux Enterprise Server 15 SP3
- SUSE Linux Enterprise Server for SAP Applications 15 SP3
|
An update that solves three vulnerabilities can now be installed.
Description:
This update for the Linux Kernel 5.3.18-150300_59_106 fixes several issues.
The following security issues were fixed:
- CVE-2023-3777: Fixed a use-after-free vulnerability in netfilter: nf_tables component can be exploited to achieve local privilege escalation. (bsc#1215097)
- CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain sockets component which could be exploited to achieve local privilege escalation (bsc#1215442).
- CVE-2023-2163: Fixed an incorrect verifier pruning in BPF that could lead to unsafe code paths being incorrectly marked as safe, resulting in arbitrary read/write in kernel memory, lateral privilege escalation, and container escape. (bsc#1215519)
Patch Instructions:
To install this SUSE update use the SUSE recommended
installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
-
openSUSE Leap 15.3
zypper in -t patch SUSE-2023-4871=1
-
SUSE Linux Enterprise Live Patching 15-SP3
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2023-4871=1
Package List:
-
openSUSE Leap 15.3 (ppc64le s390x x86_64)
- kernel-livepatch-SLE15-SP3_Update_27-debugsource-11-150300.2.2
- kernel-livepatch-5_3_18-150300_59_106-default-11-150300.2.2
- kernel-livepatch-5_3_18-150300_59_106-default-debuginfo-11-150300.2.2
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openSUSE Leap 15.3 (x86_64)
- kernel-livepatch-5_3_18-150300_59_106-preempt-debuginfo-11-150300.2.2
- kernel-livepatch-5_3_18-150300_59_106-preempt-11-150300.2.2
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SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
- kernel-livepatch-5_3_18-150300_59_106-default-11-150300.2.2
References: