SB2026011936 - SUSE update for the Linux Kernel RT (Live Patch 6 for SUSE Linux Enterprise 15 SP7) 

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Main Vulnerability Database SB2026011936

SB2026011936 - SUSE update for the Linux Kernel RT (Live Patch 6 for SUSE Linux Enterprise 15 SP7)

Published: January 19, 2026

Security Bulletin ID SB2026011936
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Buffer overflow (CVE-ID: CVE-2023-53676)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to memory corruption within the lio_target_nacl_info_show() function in drivers/target/iscsi/iscsi_target_configfs.c. A local user can escalate privileges on the system.


2) Resource management error (CVE-ID: CVE-2025-40204)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to resource management error within the sctp_sf_authenticate() function in net/sctp/sm_statefuns.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References