Security update for the Linux Kernel (Live Patch 23 for SUSE Linux Enterprise Micro 6.0)
| Announcement ID: | SUSE-SU-2026:22679-1 |
|---|---|
| Release Date: | 2026-07-16T08:57:34Z |
| Rating: | important |
| References: | |
| Cross-References: | |
| CVSS scores: |
|
| Affected Products: |
|
An update that solves nine vulnerabilities can now be installed.
Description:
This update for the SUSE Linux Enterprise Kernel 6.4.0-46.1 fixes various security issues
The following security issues were fixed:
- CVE-2026-43501: ipv6: rpl: reserve mac_len headroom when recompressed SRH grows (bsc#1266015).
- CVE-2026-45970: bonding: alb: fix UAF in rlb_arp_recv during bond up/down (bsc#1267206).
- CVE-2026-46120: ip6_gre: Use cached t->net in ip6erspan_changelink() (bsc#1267893).
- CVE-2026-46173: exit: prevent preemption of oopsing TASK_DEAD task (bsc#1267723).
- CVE-2026-46227: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL (bsc#1267698).
- CVE-2026-46243: smb: client: reject userspace cifs.spnego descriptions (CIFSwitch) (bsc#1266265).
- CVE-2026-52909: ip6_vti: set netns_immutable on the fallback device (bsc#1268662).
- CVE-2026-52943: net: skbuff: fix missing zerocopy reference in pskb_carve helpers (bsc#1269023).
- CVE-2026-53362: ipv6: account for fraggap on the paged allocation path (bsc#1269495).
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 Micro 6.1
zypper in -t patch SUSE-SLE-Micro-6.1-kernel-518=1
Package List:
-
SUSE Linux Micro 6.1 (s390x x86_64)
- kernel-livepatch-6_4_0-46-default-debuginfo-3-1.1
- kernel-livepatch-6_4_0-46-default-3-1.1
- kernel-livepatch-MICRO-6-0_Update_23-debugsource-3-1.1
References:
- https://www.suse.com/security/cve/CVE-2026-43501.html
- https://www.suse.com/security/cve/CVE-2026-45970.html
- https://www.suse.com/security/cve/CVE-2026-46120.html
- https://www.suse.com/security/cve/CVE-2026-46173.html
- https://www.suse.com/security/cve/CVE-2026-46227.html
- https://www.suse.com/security/cve/CVE-2026-46243.html
- https://www.suse.com/security/cve/CVE-2026-52909.html
- https://www.suse.com/security/cve/CVE-2026-52943.html
- https://www.suse.com/security/cve/CVE-2026-53362.html
- https://bugzilla.suse.com/show_bug.cgi?id=1266015
- https://bugzilla.suse.com/show_bug.cgi?id=1266265
- https://bugzilla.suse.com/show_bug.cgi?id=1267206
- https://bugzilla.suse.com/show_bug.cgi?id=1267698
- https://bugzilla.suse.com/show_bug.cgi?id=1267723
- https://bugzilla.suse.com/show_bug.cgi?id=1267893
- https://bugzilla.suse.com/show_bug.cgi?id=1268662
- https://bugzilla.suse.com/show_bug.cgi?id=1269023
- https://bugzilla.suse.com/show_bug.cgi?id=1269495