SB2025061307 - SUSE update for the Linux Kernel (Live Patch 4 for SLE 15 SP6)

Description

This security bulletin contains information about 4 secuirty vulnerabilities.

1) Use-after-free (CVE-ID: CVE-2024-49855)

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

The vulnerability exists due to a use-after-free error within the nbd_requeue_cmd() and nbd_xmit_timeout() functions in drivers/block/nbd.c. A local user can escalate privileges on the system.

2) Out-of-bounds read (CVE-ID: CVE-2024-57996)

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 sfq_change() function in net/sched/sch_sfq.c. A local user can perform a denial of service (DoS) attack.

3) Use-after-free (CVE-ID: CVE-2024-58013)

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

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

4) Out-of-bounds read (CVE-ID: CVE-2025-21680)

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 get_imix_entries() function in net/core/pktgen.c. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.suse.com/support/update/announcement/2025/suse-su-202501930-1/