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SUSE: Kernel RT Important Security Update 2025:03104-1 CVE-2025-38000

suse
Calendar Grey September 9, 2025
Dist Suse Esm H88
Crucial security patch released for the RT version of Linux Kernel on SUSE addressing numerous CVEs and vital corrections for recognized vulnerabilities.
* bsc#1244235 * bsc#1245505 * bsc#1245775 * bsc#1246030 * bsc#1248108

Summary

## This update for the Linux Kernel 6.4.0-150700_7_3 fixes several issues. The following security issues were fixed: * CVE-2025-38087: net/sched: fix use-after-free in taprio_dev_notifier (bsc#1245504). * CVE-2025-38001: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice (bsc#1244235). * CVE-2025-38000: sch_hfsc: Fix qlen accounting bug when using peek in hfsc_enqueue() (bsc#1245775). * CVE-2025-38212: ipc: fix to protect IPCS lookups using RCU (bsc#1246030). ## 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 Live Patching 15-SP6 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP6-2025-3104=1

Topics%20covered

Topics Covered

security advisory denial of service security issue SuSE important Linux kernel

References

* bsc#1244235

* bsc#1245505

* bsc#1245775

* bsc#1246030

* bsc#1248108

Cross-

* CVE-2025-38000

* CVE-2025-38001

* CVE-2025-38087

* CVE-2025-38212

CVSS scores:

* CVE-2025-38000 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-38000 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38001 ( 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-2025-38001 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38087 ( SUSE ): 7.3

CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

* CVE-2025-38087 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38212 ( 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:03104-1
Release Date: 2025-09-08T21:13:26Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service security issue SuSE important Linux kernel

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