SB2025072553 - openEuler 22.03 LTS SP4 update for kernel

Description

This security bulletin contains information about 7 secuirty vulnerabilities.

1) Out-of-bounds read (CVE-ID: CVE-2022-49961)

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 mark_chain_precision() function in kernel/bpf/verifier.c. A local user can perform a denial of service (DoS) attack.

2) Use-after-free (CVE-ID: CVE-2025-38074)

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

The vulnerability exists due to a use-after-free error within the vhost_scsi_complete_cmd_work() and vhost_scsi_tmf_resp_work() functions in drivers/vhost/scsi.c. A local user can escalate privileges on the system.

3) Use-after-free (CVE-ID: CVE-2025-38079)

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

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

4) Improper locking (CVE-ID: CVE-2025-38117)

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

The vulnerability exists due to improper locking within the mgmt_cmd_complete(), mgmt_pending_new(), mgmt_pending_add() and mgmt_pending_free() functions in net/bluetooth/mgmt_util.c, within the settings_rsp(), cmd_complete_rsp(), mgmt_set_discoverable_complete(), mgmt_set_connectable_complete(), set_ssp_complete(), set_le_complete(), set_mesh_complete(), mgmt_class_complete(), pairing_complete(), mgmt_add_adv_patterns_monitor_complete(), mgmt_remove_adv_monitor_complete(), start_discovery_complete(), stop_discovery_complete(), set_advertising_complete(), set_bredr_complete(), set_secure_conn_complete(), get_conn_info_complete(), get_clock_info_complete(), add_advertising_complete(), add_ext_adv_params_complete(), add_ext_adv_data_complete(), remove_advertising_complete(), mgmt_index_removed(), mgmt_power_on(), __mgmt_power_off(), unpair_device_rsp(), mgmt_disconnect_failed(), mgmt_auth_enable_complete() and mgmt_set_class_of_dev_complete() functions in net/bluetooth/mgmt.c, within the hci_alloc_dev_priv() function in net/bluetooth/hci_core.c. A local user can perform a denial of service (DoS) attack.

5) Out-of-bounds read (CVE-ID: CVE-2025-38157)

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 ath9k_htc_swba() function in drivers/net/wireless/ath/ath9k/htc_drv_beacon.c. A local user can perform a denial of service (DoS) attack.

6) Out-of-bounds read (CVE-ID: CVE-2025-38298)

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 EXPORT_SYMBOL_GPL() function in drivers/edac/skx_common.c. A local user can perform a denial of service (DoS) attack.

7) NULL pointer dereference (CVE-ID: CVE-2025-38337)

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

The vulnerability exists due to NULL pointer dereference within the jbd2_journal_dirty_metadata() function in fs/jbd2/transaction.c. A local user can perform a denial of service (DoS) attack.

Remediation

Install update from vendor's website.

References

• https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2025-1877