SUSE-SU-2026:3699-1: important: Security update for the Linux Kernel RT (Live Patch 15 for SUSE Linux Enterprise 15 SP7)
SLE-SECURITY-UPDATES
null at suse.de
Mon Aug 24 08:42:10 UTC 2026
# Security update for the Linux Kernel RT (Live Patch 15 for SUSE Linux
Enterprise 15 SP7)
Announcement ID: SUSE-SU-2026:3699-1
Release Date: 2026-08-22T07:33:48Z
Rating: important
References:
* bsc#1267362
* bsc#1268281
* bsc#1269034
* bsc#1269196
* bsc#1269282
* bsc#1269822
* bsc#1269885
* bsc#1270023
* bsc#1270024
* bsc#1270300
* bsc#1271543
* bsc#1271867
* bsc#1272139
Cross-References:
* CVE-2026-43109
* CVE-2026-46037
* CVE-2026-46242
* CVE-2026-46319
* CVE-2026-52923
* CVE-2026-52956
* CVE-2026-52972
* CVE-2026-53133
* CVE-2026-53182
* CVE-2026-53224
* CVE-2026-53246
* CVE-2026-64530
* CVE-2026-64600
CVSS scores:
* CVE-2026-43109 ( 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-2026-43109 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-43109 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-46037 ( SUSE ): 8.8
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-46037 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
* CVE-2026-46037 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
* CVE-2026-46242 ( SUSE ): 8.9
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
* CVE-2026-46242 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-46242 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-46319 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-46319 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-52923 ( 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-2026-52923 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-52923 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-52923 ( NVD ): 5.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
* CVE-2026-52956 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-52956 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-52972 ( 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-2026-52972 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-52972 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-52972 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-53133 ( 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-2026-53133 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-53133 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-53182 ( 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-2026-53182 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-53182 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* 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
* CVE-2026-64530 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64530 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64600 ( SUSE ): 8.8
CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
* CVE-2026-64600 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
* CVE-2026-64600 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
* SUSE Linux Enterprise Live Patching 15-SP7
* SUSE Linux Enterprise Real Time 15 SP7
* SUSE Linux Enterprise Server 15 SP7
* SUSE Linux Enterprise Server for SAP Applications 15 SP7
An update that solves 13 vulnerabilities can now be installed.
## Description:
This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.54 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-2026-43109: x86: shadow stacks: proper error handling for mmap lock
(bsc#1269282).
* CVE-2026-46037: ipv4: icmp: validate reply type before using icmp_pointers
(bsc#1267362).
* CVE-2026-46242: eventpoll: fix ep_remove struct eventpoll / struct file UAF
(bsc#1270300).
* CVE-2026-46319: net/sched: act_ct: Only release RCU read lock after ct_ft
(bsc#1268281).
* CVE-2026-52923: ipc: limit next_id allocation to the valid ID range
(bsc#1269034).
* CVE-2026-52956: libceph: Fix potential out-of-bounds access in
__ceph_x_decrypt() (bsc#1272139).
* CVE-2026-52972: crypto: af_alg - Cap AEAD AD length to 0x80000000
(bsc#1269196).
* CVE-2026-53133: RDMA/umem: Fix truncation for block sizes >= 4G
(bsc#1269822).
* CVE-2026-53182: wifi: nl80211: reject oversized EMA RNR lists (bsc#1269885).
* 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-SP7
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP7-2026-3699=1
## Package List:
* SUSE Linux Enterprise Live Patching 15-SP7 (x86_64)
* kernel-livepatch-SLE15-SP7-RT_Update_15-debugsource-4-150700.2.1
* kernel-livepatch-6_4_0-150700_7_54-rt-debuginfo-4-150700.2.1
* kernel-livepatch-6_4_0-150700_7_54-rt-4-150700.2.1
## References:
* https://www.suse.com/security/cve/CVE-2026-43109.html
* https://www.suse.com/security/cve/CVE-2026-46037.html
* https://www.suse.com/security/cve/CVE-2026-46242.html
* https://www.suse.com/security/cve/CVE-2026-46319.html
* https://www.suse.com/security/cve/CVE-2026-52923.html
* https://www.suse.com/security/cve/CVE-2026-52956.html
* https://www.suse.com/security/cve/CVE-2026-52972.html
* https://www.suse.com/security/cve/CVE-2026-53133.html
* https://www.suse.com/security/cve/CVE-2026-53182.html
* https://www.suse.com/security/cve/CVE-2026-53224.html
* https://www.suse.com/security/cve/CVE-2026-53246.html
* https://www.suse.com/security/cve/CVE-2026-64530.html
* https://www.suse.com/security/cve/CVE-2026-64600.html
* https://bugzilla.suse.com/show_bug.cgi?id=1267362
* https://bugzilla.suse.com/show_bug.cgi?id=1268281
* https://bugzilla.suse.com/show_bug.cgi?id=1269034
* https://bugzilla.suse.com/show_bug.cgi?id=1269196
* https://bugzilla.suse.com/show_bug.cgi?id=1269282
* https://bugzilla.suse.com/show_bug.cgi?id=1269822
* https://bugzilla.suse.com/show_bug.cgi?id=1269885
* https://bugzilla.suse.com/show_bug.cgi?id=1270023
* https://bugzilla.suse.com/show_bug.cgi?id=1270024
* https://bugzilla.suse.com/show_bug.cgi?id=1270300
* https://bugzilla.suse.com/show_bug.cgi?id=1271543
* https://bugzilla.suse.com/show_bug.cgi?id=1271867
* https://bugzilla.suse.com/show_bug.cgi?id=1272139
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.suse.com/pipermail/sle-security-updates/attachments/20260824/f4327b28/attachment.htm>
More information about the sle-security-updates
mailing list