SB2026010975 - openEuler 22.03 LTS SP3 update for kernel 



SB2026010975 - openEuler 22.03 LTS SP3 update for kernel

Published: January 9, 2026

Security Bulletin ID SB2026010975
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2025-38211)

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

The vulnerability exists due to a use-after-free error within the EXPORT_SYMBOL(), destroy_cm_id() and cm_work_handler() functions in drivers/infiniband/core/iwcm.c. A local user can escalate privileges on the system.


2) Out-of-bounds read (CVE-ID: CVE-2025-38375)

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 mergeable_ctx_to_truesize(), virtnet_get_headroom(), xdp_linearize_page(), receive_small_xdp() and mergeable_xdp_get_buf() functions in drivers/net/virtio_net.c. A local user can perform a denial of service (DoS) attack.


3) Buffer overflow (CVE-ID: CVE-2025-68349)

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

The vulnerability exists due to memory corruption within the pnfs_mark_layout_stateid_invalid() function in fs/nfs/pnfs.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.