SUSE-SU-2025:1574-1: important: Security update for the Linux Kernel
SLE-SECURITY-UPDATES
null at suse.de
Fri May 16 20:51:52 UTC 2025
# Security update for the Linux Kernel
Announcement ID: SUSE-SU-2025:1574-1
Release Date: 2025-05-16T18:36:35Z
Rating: important
References:
* bsc#1207034
* bsc#1207878
* bsc#1221980
* bsc#1234931
* bsc#1235433
* bsc#1237984
* bsc#1238512
* bsc#1238747
* bsc#1238865
* bsc#1240210
* bsc#1240308
* bsc#1240835
* bsc#1241280
* bsc#1241371
* bsc#1241404
* bsc#1241405
* bsc#1241407
* bsc#1241408
Cross-References:
* CVE-2020-36789
* CVE-2021-47163
* CVE-2021-47668
* CVE-2021-47669
* CVE-2021-47670
* CVE-2022-49111
* CVE-2023-0179
* CVE-2023-53026
* CVE-2023-53033
* CVE-2024-56642
* CVE-2024-56661
* CVE-2025-21726
* CVE-2025-21785
* CVE-2025-21791
* CVE-2025-22004
* CVE-2025-22020
* CVE-2025-22055
CVSS scores:
* CVE-2020-36789 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2020-36789 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2020-36789 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2021-47163 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2021-47163 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2021-47668 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2021-47668 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2021-47668 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2021-47669 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2021-47669 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2021-47669 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2021-47670 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2021-47670 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2021-47670 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2022-49111 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2022-49111 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2022-49111 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-0179 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-0179 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-53026 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-53026 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-53033 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2024-56642 ( SUSE ): 7.5
CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2024-56642 ( SUSE ): 7.1 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2024-56642 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2024-56642 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2024-56661 ( SUSE ): 6.8
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2024-56661 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2024-56661 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2025-21726 ( SUSE ): 7.3
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2025-21726 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-21726 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-21785 ( SUSE ): 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2025-21785 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-21785 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-21791 ( SUSE ): 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2025-21791 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-21791 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-21791 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-22004 ( SUSE ): 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2025-22004 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-22004 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-22020 ( SUSE ): 8.5
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2025-22020 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-22020 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2025-22055 ( SUSE ): 6.9
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2025-22055 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Affected Products:
* SUSE Linux Enterprise Micro 5.1
* SUSE Linux Enterprise Micro 5.2
* SUSE Linux Enterprise Micro for Rancher 5.2
An update that solves 17 vulnerabilities and has one security fix can now be
installed.
## Description:
The SUSE Linux Enterprise 15 SP3 RT kernel was updated to receive various
security bugfixes.
The following security bugs were fixed:
* CVE-2025-21726: padata: avoid UAF for reorder_work (bsc#1238865).
* CVE-2025-21785: arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo
array (bsc#1238747).
* CVE-2025-21791: vrf: use RCU protection in l3mdev_l3_out() (bsc#1238512).
* CVE-2025-22004: net: atm: fix use after free in lec_send() (bsc#1240835).
* CVE-2025-22020: memstick: rtsx_usb_ms: Fix slab-use-after-free in
rtsx_usb_ms_drv_remove (bsc#1241280).
* CVE-2025-22055: net: fix geneve_opt length integer overflow (bsc#1241371).
## Special Instructions and Notes:
* Please reboot the system after installing this update.
## 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:
* SUSE Linux Enterprise Micro 5.1
zypper in -t patch SUSE-SUSE-MicroOS-5.1-2025-1574=1
* SUSE Linux Enterprise Micro 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2025-1574=1
* SUSE Linux Enterprise Micro for Rancher 5.2
zypper in -t patch SUSE-SUSE-MicroOS-5.2-2025-1574=1
## Package List:
* SUSE Linux Enterprise Micro 5.1 (nosrc x86_64)
* kernel-rt-5.3.18-150300.208.1
* SUSE Linux Enterprise Micro 5.1 (x86_64)
* kernel-rt-debugsource-5.3.18-150300.208.1
* kernel-rt-debuginfo-5.3.18-150300.208.1
* SUSE Linux Enterprise Micro 5.1 (noarch)
* kernel-source-rt-5.3.18-150300.208.1
* SUSE Linux Enterprise Micro 5.2 (nosrc x86_64)
* kernel-rt-5.3.18-150300.208.1
* SUSE Linux Enterprise Micro 5.2 (x86_64)
* kernel-rt-debugsource-5.3.18-150300.208.1
* kernel-rt-debuginfo-5.3.18-150300.208.1
* SUSE Linux Enterprise Micro 5.2 (noarch)
* kernel-source-rt-5.3.18-150300.208.1
* SUSE Linux Enterprise Micro for Rancher 5.2 (nosrc x86_64)
* kernel-rt-5.3.18-150300.208.1
* SUSE Linux Enterprise Micro for Rancher 5.2 (x86_64)
* kernel-rt-debugsource-5.3.18-150300.208.1
* kernel-rt-debuginfo-5.3.18-150300.208.1
* SUSE Linux Enterprise Micro for Rancher 5.2 (noarch)
* kernel-source-rt-5.3.18-150300.208.1
## References:
* https://www.suse.com/security/cve/CVE-2020-36789.html
* https://www.suse.com/security/cve/CVE-2021-47163.html
* https://www.suse.com/security/cve/CVE-2021-47668.html
* https://www.suse.com/security/cve/CVE-2021-47669.html
* https://www.suse.com/security/cve/CVE-2021-47670.html
* https://www.suse.com/security/cve/CVE-2022-49111.html
* https://www.suse.com/security/cve/CVE-2023-0179.html
* https://www.suse.com/security/cve/CVE-2023-53026.html
* https://www.suse.com/security/cve/CVE-2023-53033.html
* https://www.suse.com/security/cve/CVE-2024-56642.html
* https://www.suse.com/security/cve/CVE-2024-56661.html
* https://www.suse.com/security/cve/CVE-2025-21726.html
* https://www.suse.com/security/cve/CVE-2025-21785.html
* https://www.suse.com/security/cve/CVE-2025-21791.html
* https://www.suse.com/security/cve/CVE-2025-22004.html
* https://www.suse.com/security/cve/CVE-2025-22020.html
* https://www.suse.com/security/cve/CVE-2025-22055.html
* https://bugzilla.suse.com/show_bug.cgi?id=1207034
* https://bugzilla.suse.com/show_bug.cgi?id=1207878
* https://bugzilla.suse.com/show_bug.cgi?id=1221980
* https://bugzilla.suse.com/show_bug.cgi?id=1234931
* https://bugzilla.suse.com/show_bug.cgi?id=1235433
* https://bugzilla.suse.com/show_bug.cgi?id=1237984
* https://bugzilla.suse.com/show_bug.cgi?id=1238512
* https://bugzilla.suse.com/show_bug.cgi?id=1238747
* https://bugzilla.suse.com/show_bug.cgi?id=1238865
* https://bugzilla.suse.com/show_bug.cgi?id=1240210
* https://bugzilla.suse.com/show_bug.cgi?id=1240308
* https://bugzilla.suse.com/show_bug.cgi?id=1240835
* https://bugzilla.suse.com/show_bug.cgi?id=1241280
* https://bugzilla.suse.com/show_bug.cgi?id=1241371
* https://bugzilla.suse.com/show_bug.cgi?id=1241404
* https://bugzilla.suse.com/show_bug.cgi?id=1241405
* https://bugzilla.suse.com/show_bug.cgi?id=1241407
* https://bugzilla.suse.com/show_bug.cgi?id=1241408
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