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Alerts This Week
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SUSE Kernel RT Important Security Update CVE-2026-45970 to CVE-2026-53362

suse
Calendar Grey July 23, 2026
Scroller Suse
An important security update for SUSE Linux Enterprise 16 kernel RT, addressing seven critical vulnerabilities now available.
SUSE released an important security update for its Linux Kernel RT, addressing seven vulnerabilities across various components, enhancing system stability and security for affected...

Summary

## This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.34.1 fixes various security issues The following security issues were fixed: * 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-2026-52909: 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).

Topics%20covered

Topics Covered

security advisory denial of service security issue SuSE important kernel-rt

References

* bsc#1267206

* bsc#1267698

* bsc#1267723

* bsc#1267893

* bsc#1268662

* bsc#1269023

* bsc#1269495

Cross-

* CVE-2026-45970

* CVE-2026-46120

* CVE-2026-46173

* CVE-2026-46227

* CVE-2026-52909

* CVE-2026-52943

* CVE-2026-53362

CVSS scores:

* CVE-2026-45970 ( 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-2026-45970 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-45970 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-46120 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

* CVE-2026-46120 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2026-46173 ( 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22774-1
Release Date: 2026-07-14T16:17:09Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service security issue SuSE important kernel-rt

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