SB2025091284 - openEuler 20.03 LTS SP4 update for kernel

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Improper privilege management (CVE-ID: CVE-2025-38498)

The vulnerability allows a local user to read and manipulate data.

The vulnerability exists due to improperly imposed permissions within the do_change_type() function in fs/namespace.c. A local user can read and manipulate data.

2) Use-after-free (CVE-ID: CVE-2025-39689)

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

The vulnerability exists due to a use-after-free error within the ftrace_regex_open() and ftrace_regex_release() functions in kernel/trace/ftrace.c. A local user can escalate privileges on the system.

Remediation

Install update from vendor's website.

References

• https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-2271