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SUSE Kernel Important Live Patch Fix Four Vulnerabilities 2026-3819

SUSE Kernel Important Live Patch Fix Four Vulnerabilities 2026-3819

Linuxsecurity •LinuxSecurity Advisories • August 26, 2026

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## This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.125 fixes various security issues: The following security issues were fixed: * CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length in COOKIE_ECHO processing (bsc#1253437 bsc#1270023 bsc#1270024). * CVE-2026-64530: net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_hand (bsc#1271867). * CVE-2026-64600: xfs: resample the data fork mapping after cycling ILOCK (RefluXFS) (bsc#1271543). ## 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

## This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.125 fixes various security issues: The following security issues were fixed: * CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length in COOKIE_ECHO processing (bsc#1253437 bsc#1270023 bsc#1270024). * CVE-2026-64530: net/sched: cls_api: Handle TC_ACT_CONSUMED in tcf_qevent_hand (bsc#1271867). * CVE-2026-64600: xfs: resample the data fork mapping after cycling ILOCK (RefluXFS) (bsc#1271543). ## 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

* CVE-2026-53224 ( 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-2026-53224 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-53224 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

* CVE-2026-53246 ( SUSE ): 8.8

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

* CVE-2026-53246 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

* CVE-2026-53246 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-64530 ( SUSE ): 8.8

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

Announcement ID: SUSE-SU-2026:3819-1 Release Date: 2026-08-26T11:05:56Z Rating: important

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