SUSE-SU-2026:4426-1: important: Security update for the Linux Kernel RT (Live Patch 15 for SUSE Linux Enterprise 15 SP7)
SLE-SECURITY-UPDATES
null at suse.de
Fri Oct 2 20:33:31 UTC 2026
# Security update for the Linux Kernel RT (Live Patch 15 for SUSE Linux
Enterprise 15 SP7)
Announcement ID: SUSE-SU-2026:4426-1
Release Date: 2026-10-02T13:34:08Z
Rating: important
References:
* bsc#1267370
* bsc#1272208
* bsc#1272283
* bsc#1272391
* bsc#1272679
* bsc#1272837
* bsc#1273003
* bsc#1273011
* bsc#1273012
* bsc#1273015
* bsc#1273051
* bsc#1273052
* bsc#1273833
* bsc#1273837
* bsc#1275162
* bsc#1275228
* bsc#1276493
* bsc#1277409
* bsc#1277506
Cross-References:
* CVE-2026-46116
* CVE-2026-63802
* CVE-2026-63888
* CVE-2026-63912
* CVE-2026-63917
* CVE-2026-63920
* CVE-2026-63921
* CVE-2026-63944
* CVE-2026-63971
* CVE-2026-63994
* CVE-2026-64000
* CVE-2026-64011
* CVE-2026-64114
* CVE-2026-64121
* CVE-2026-64189
* CVE-2026-68121
* CVE-2026-68202
* CVE-2026-74394
* CVE-2026-74612
CVSS scores:
* CVE-2026-46116 ( 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-2026-46116 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-46116 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-46116 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63802 ( SUSE ): 7.3
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-63802 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63802 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63888 ( SUSE ): 6.1
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-63888 ( SUSE ): 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H
* CVE-2026-63888 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63912 ( 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-2026-63912 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63912 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63917 ( 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-2026-63917 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63917 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
* CVE-2026-63920 ( 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-2026-63920 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
* CVE-2026-63920 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
* CVE-2026-63921 ( SUSE ): 9.3
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L
* CVE-2026-63921 ( SUSE ): 8.7 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
* CVE-2026-63921 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
* CVE-2026-63944 ( SUSE ): 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63944 ( NVD ): 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63971 ( 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-2026-63971 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63971 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63994 ( 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-2026-63994 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-63994 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64000 ( SUSE ): 7.1
CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-64000 ( SUSE ): 7.1 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
* CVE-2026-64000 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64011 ( 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-2026-64011 ( SUSE ): 7.1 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64011 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64114 ( 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-2026-64114 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64114 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64121 ( 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-2026-64121 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
* CVE-2026-64121 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
* CVE-2026-64189 ( 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-2026-64189 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-64189 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-68121 ( SUSE ): 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
* CVE-2026-68121 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-68202 ( 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-2026-68202 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-68202 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-74394 ( 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-2026-74394 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-74394 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-74612 ( 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-2026-74612 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-74612 ( NVD ): 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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 19 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-2026-46116: xfrm: defensively unhash xfrm_state lists in
__xfrm_state_delete (bsc#1267370).
* CVE-2026-63802: blk-cgroup: fix UAF in __blkcg_rstat_flush() (bsc#1272283).
* CVE-2026-63888: scsi: target: iscsi: Fix CRC overread and double-free in
iscsit_handle_text_cmd() (bsc#1272391).
* CVE-2026-63912: xfrm: esp: restore combined single-frag length gate
(bsc#1272837).
* CVE-2026-63917: ip6: vti: Use ip6_tnl.net in vti6_changelink()
(bsc#1273015).
* CVE-2026-63920: ipv6: validate extension header length before copying to
cmsg (bsc#1273012).
* CVE-2026-63921: ip6: vti: Use ip6_tnl.net in vti6_siocdevprivate()
(bsc#1273011).
* CVE-2026-63944: Bluetooth: hci_sync: fix UAF in hci_le_create_cis_sync
(bsc#1273003).
* CVE-2026-63971: sctp: fix race between sctp_wait_for_connect and peeloff
(bsc#1272679).
* CVE-2026-63994: tunnels: load network headers after skb_cow() in
iptunnel_pmtud_build_icmpv6 (bsc#1273051).
* CVE-2026-64000: net: hsr: fix potential OOB access in supervision frame
handling (bsc#1273052).
* CVE-2026-64011: nfc: llcp: Fix use-after-free in llcp_sock_release()
(bsc#1276493).
* CVE-2026-64114: ipv4: raw: reject IP_HDRINCL packets with ihl < 5
(bsc#1273833).
* CVE-2026-64121: net: ifb: report ethtool stats over num_tx_queues
(bsc#1273837).
* CVE-2026-64189: netfilter: ipset: fix race between dump and ip_set_list
resize (bsc#1272208).
* CVE-2026-68121: pppoe: reload header pointer after dev_hard_header()
(bsc#1275228).
* CVE-2026-68202: ALSA: seq: close a re-opened queue timer in the destructor
(bsc#1275162).
* CVE-2026-74394: RDMA/srpt: fix integer overflow in immediate data length
check (bsc#1277409).
* CVE-2026-74612: veth: fix skb length accounting after XDP frag adjustment
(bsc#1277506).
## 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-SP7-2026-4426 SUSE-SLE-
Module-Live-Patching-15-SP7-2026-4427 SUSE-SLE-Module-Live-
Patching-15-SP7-2026-4422 SUSE-SLE-Module-Live-Patching-15-SP7-2026-4429 SUSE-
SLE-Module-Live-Patching-15-SP7-2026-4423 SUSE-SLE-Module-Live-
Patching-15-SP7-2026-4420 SUSE-SLE-Module-Live-Patching-15-SP7-2026-4421 SUSE-
SLE-Module-Live-Patching-15-SP7-2026-4425 SUSE-SLE-Module-Live-
Patching-15-SP7-2026-4430 SUSE-SLE-Module-Live-Patching-15-SP7-2026-4428 SUSE-
SLE-Module-Live-Patching-15-SP7-2026-4424
## Package List:
* SUSE Linux Enterprise Live Patching 15-SP7 (x86_64)
* kernel-livepatch-6_4_0-150700_7_51-rt-debuginfo-7-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_5-debugsource-15-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_15-debugsource-6-150700.2.1
* kernel-livepatch-6_4_0-150700_7_19-rt-15-150700.2.1
* kernel-livepatch-6_4_0-150700_7_54-rt-debuginfo-6-150700.2.1
* kernel-livepatch-6_4_0-150700_7_22-rt-14-150700.2.1
* kernel-livepatch-6_4_0-150700_7_37-rt-debuginfo-10-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_12-debugsource-9-150700.2.1
* kernel-livepatch-6_4_0-150700_7_25-rt-debuginfo-13-150700.2.1
* kernel-livepatch-6_4_0-150700_7_31-rt-debuginfo-12-150700.2.1
* kernel-livepatch-6_4_0-150700_7_22-rt-debuginfo-14-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_11-debugsource-10-150700.2.1
* kernel-livepatch-6_4_0-150700_7_25-rt-13-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_4-debugsource-18-150700.2.1
* kernel-livepatch-6_4_0-150700_7_34-rt-debuginfo-10-150700.2.1
* kernel-livepatch-6_4_0-150700_7_40-rt-debuginfo-9-150700.2.1
* kernel-livepatch-6_4_0-150700_7_54-rt-6-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_8-debugsource-13-150700.2.1
* kernel-livepatch-6_4_0-150700_7_37-rt-10-150700.2.1
* kernel-livepatch-6_4_0-150700_7_28-rt-debuginfo-13-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_10-debugsource-10-150700.2.1
* kernel-livepatch-6_4_0-150700_7_51-rt-7-150700.2.1
* kernel-livepatch-6_4_0-150700_7_16-rt-18-150700.2.1
* kernel-livepatch-6_4_0-150700_7_28-rt-13-150700.2.1
* kernel-livepatch-6_4_0-150700_7_19-rt-debuginfo-15-150700.2.1
* kernel-livepatch-6_4_0-150700_7_34-rt-10-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_6-debugsource-14-150700.2.1
* kernel-livepatch-6_4_0-150700_7_31-rt-12-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_7-debugsource-13-150700.2.1
* kernel-livepatch-6_4_0-150700_7_40-rt-9-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_9-debugsource-12-150700.2.1
* kernel-livepatch-SLE15-SP7-RT_Update_14-debugsource-7-150700.2.1
* kernel-livepatch-6_4_0-150700_7_16-rt-debuginfo-18-150700.2.1
## References:
* https://www.suse.com/security/cve/CVE-2026-46116.html
* https://www.suse.com/security/cve/CVE-2026-63802.html
* https://www.suse.com/security/cve/CVE-2026-63888.html
* https://www.suse.com/security/cve/CVE-2026-63912.html
* https://www.suse.com/security/cve/CVE-2026-63917.html
* https://www.suse.com/security/cve/CVE-2026-63920.html
* https://www.suse.com/security/cve/CVE-2026-63921.html
* https://www.suse.com/security/cve/CVE-2026-63944.html
* https://www.suse.com/security/cve/CVE-2026-63971.html
* https://www.suse.com/security/cve/CVE-2026-63994.html
* https://www.suse.com/security/cve/CVE-2026-64000.html
* https://www.suse.com/security/cve/CVE-2026-64011.html
* https://www.suse.com/security/cve/CVE-2026-64114.html
* https://www.suse.com/security/cve/CVE-2026-64121.html
* https://www.suse.com/security/cve/CVE-2026-64189.html
* https://www.suse.com/security/cve/CVE-2026-68121.html
* https://www.suse.com/security/cve/CVE-2026-68202.html
* https://www.suse.com/security/cve/CVE-2026-74394.html
* https://www.suse.com/security/cve/CVE-2026-74612.html
* https://bugzilla.suse.com/show_bug.cgi?id=1267370
* https://bugzilla.suse.com/show_bug.cgi?id=1272208
* https://bugzilla.suse.com/show_bug.cgi?id=1272283
* https://bugzilla.suse.com/show_bug.cgi?id=1272391
* https://bugzilla.suse.com/show_bug.cgi?id=1272679
* https://bugzilla.suse.com/show_bug.cgi?id=1272837
* https://bugzilla.suse.com/show_bug.cgi?id=1273003
* https://bugzilla.suse.com/show_bug.cgi?id=1273011
* https://bugzilla.suse.com/show_bug.cgi?id=1273012
* https://bugzilla.suse.com/show_bug.cgi?id=1273015
* https://bugzilla.suse.com/show_bug.cgi?id=1273051
* https://bugzilla.suse.com/show_bug.cgi?id=1273052
* https://bugzilla.suse.com/show_bug.cgi?id=1273833
* https://bugzilla.suse.com/show_bug.cgi?id=1273837
* https://bugzilla.suse.com/show_bug.cgi?id=1275162
* https://bugzilla.suse.com/show_bug.cgi?id=1275228
* https://bugzilla.suse.com/show_bug.cgi?id=1276493
* https://bugzilla.suse.com/show_bug.cgi?id=1277409
* https://bugzilla.suse.com/show_bug.cgi?id=1277506
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