SB20260216171 - SUSE update for the Linux Kernel (Live Patch 0 for SUSE Linux Enterprise 15 SP7) 



SB20260216171 - SUSE update for the Linux Kernel (Live Patch 0 for SUSE Linux Enterprise 15 SP7)

Published: February 16, 2026

Security Bulletin ID SB20260216171
Severity
High
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

High 20% Low 80%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2025-38111)

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

The vulnerability exists due to an out-of-bounds read error within the __mdiobus_read() and __mdiobus_write() functions in drivers/net/phy/mdio_bus.c. A local user can perform a denial of service (DoS) attack.


2) Race condition (CVE-ID: CVE-2025-38352)

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

The vulnerability exists due to a race condition within the run_posix_cpu_timers() function in kernel/time/posix-cpu-timers.c. A local user can escalate privileges on the system.

Note, the vulnerability is being actively exploited in the wild against Android devices.


3) Division by zero (CVE-ID: CVE-2025-39742)

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

The vulnerability exists due to a division by zero error within the find_hw_thread_mask() function in drivers/infiniband/hw/hfi1/affinity.c. A local user can perform a denial of service (DoS) attack.


4) NULL pointer dereference (CVE-ID: CVE-2025-40129)

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

The vulnerability exists due to NULL pointer dereference within the svcauth_gss_verify_header() function in net/sunrpc/auth_gss/svcauth_gss.c. A local user can perform a denial of service (DoS) attack.


5) Use-after-free (CVE-ID: CVE-2025-40186)

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

The vulnerability exists due to a use-after-free error within the tcp_conn_request() function in net/ipv4/tcp_input.c. A local user can escalate privileges on the system.


Remediation

Install update from vendor's website.