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SUSE Linux Mini 6.0 Advisory SUSE-SU-2026-21551-1 Critical Kernel Update

suse
Calendar Grey February 17, 2026
Dist Suse Esm H88
SUSE patches important kernel vulnerabilities fixing seven security issues. Update now for enhanced system protection.
An update that solves seven vulnerabilities can now be installed.

Summary

## This update for the SUSE Linux Enterprise kernel 6.4.0-28.1 fixes various security issues The following security issues were fixed: * CVE-2023-53676: scsi: target: iscsi: Fix buffer overflow in lio_target_nacl_info_show() (bsc#1251787). * CVE-2025-38476: rpl: Fix use-after-free in rpl_do_srh_inline() (bsc#1251203). * CVE-2025-38572: ipv6: reject malicious packets in ipv6_gso_segment() (bsc#1248400). * CVE-2025-38588: ipv6: prevent infinite loop in rt6_nlmsg_size() (bsc#1249241). * CVE-2025-38608: bpf, ktls: Fix data corruption when using bpf_msg_pop_data() in ktls (bsc#1248670). * CVE-2025-39682: tls: fix handling of zero-length records on the rx_list (bsc#1250192). * CVE-2025-40204: sctp: Fix MAC comparison to be constant-time (bsc#1253437). ## Patch Instructions:

Topics%20covered

Topics Covered

security advisory buffer overflow DoS important use-after-free SUSE Linux Micro

References

* bsc#1248400

* bsc#1248670

* bsc#1249241

* bsc#1250192

* bsc#1251203

* bsc#1251787

* bsc#1253437

Cross-

* CVE-2023-53676

* CVE-2025-38476

* CVE-2025-38572

* CVE-2025-38588

* CVE-2025-38608

* CVE-2025-39682

* CVE-2025-40204

CVSS scores:

* CVE-2023-53676 ( 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-2023-53676 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-53676 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38476 ( 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-2025-38476 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38476 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2025-38572 ( SUSE ): 9.2

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:20385-1
Release Date: 2026-01-19T16:27:04Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow DoS important use-after-free SUSE Linux Micro

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