SB2025092601 - SUSE update for the Linux Kernel (Live Patch 51 for SLE 15 SP3)

Description

This security bulletin contains information about 3 vulnerabilities.

1) Input validation error (CVE-ID: CVE-2025-38177)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to improper input validation within the eltree_insert() and hfsc_qlen_notify() functions in net/sched/sch_hfsc.c. A local user can perform a denial of service (DoS) attack.

2) Improper error handling (CVE-ID: CVE-2025-38181)

CWE-ID: CWE-388 - Error Handling

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

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

The vulnerability exists due to improper error handling within the calipso_req_setattr() and calipso_req_delattr() functions in net/ipv6/calipso.c. A local user can perform a denial of service (DoS) attack.

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

CWE-ID: CWE-269 - Improper Privilege Management

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

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.

Remediation

Install update from vendor's website.

References

• https://www.suse.com/support/update/announcement/2025/suse-su-202503359-1/