SB2025080620 - Red Hat Enterprise Linux 9 update for kernel
Published: August 6, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 21 secuirty vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2023-52451)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the dlpar_memory_remove_by_index() function in arch/powerpc/platforms/pseries/hotplug-memory.c. A local user can trigger an out-of-bounds read and perform a denial of service (DoS) attack.
2) Buffer overflow (CVE-ID: CVE-2024-26659)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the process_isoc_td() function in drivers/usb/host/xhci-ring.c. A local user can perform a denial of service (DoS) attack.
3) NULL pointer dereference (CVE-ID: CVE-2024-26964)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the xhci_map_temp_buffer() function in drivers/usb/host/xhci.c. A local user can perform a denial of service (DoS) attack.
4) Improper locking (CVE-ID: CVE-2024-26934)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to improper locking within the interface_authorized_store() function in drivers/usb/core/sysfs.c. A local user can execute arbitrary code.
5) Division by zero (CVE-ID: CVE-2024-27059)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a division by zero error within the isd200_dump_driveid(), isd200_get_inquiry_data() and isd200_init_info() functions in drivers/usb/storage/isd200.c. A local user can perform a denial of service (DoS) attack.
6) Memory leak (CVE-ID: CVE-2022-48669)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the arch/powerpc/platforms/pseries/papr_platform_attributes.c. A local user can perform a denial of service (DoS) attack.
7) NULL pointer dereference (CVE-ID: CVE-2023-52877)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the tcpm_pd_svdm() function in drivers/usb/typec/tcpm/tcpm.c. A local user can perform a denial of service (DoS) attack.
8) Out-of-bounds read (CVE-ID: CVE-2023-52764)
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 set_flicker() function in drivers/media/usb/gspca/cpia1.c. A local user can perform a denial of service (DoS) attack.
9) Memory leak (CVE-ID: CVE-2021-47527)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the uart_tty_port_shutdown() function in drivers/tty/serial/serial_core.c. A local user can perform a denial of service (DoS) attack.
10) Information disclosure (CVE-ID: CVE-2024-36945)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to information disclosure within the smc_ib_find_route() function in net/smc/smc_ib.c. A local user can gain access to sensitive information.
11) Use-after-free (CVE-ID: CVE-2024-43888)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the list_lru_from_memcg_idx() and EXPORT_SYMBOL_GPL() functions in mm/list_lru.c. A local user can escalate privileges on the system.
12) Out-of-bounds read (CVE-ID: CVE-2022-49395)
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 write_ldt_entry() function in arch/x86/um/ldt.c. A local user can perform a denial of service (DoS) attack.
13) Resource management error (CVE-ID: CVE-2024-58002)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the uvc_v4l2_release() function in drivers/media/usb/uvc/uvc_v4l2.c, within the uvc_ctrl_send_slave_event(), uvc_ctrl_status_event(), uvc_ctrl_commit_entity() and uvc_ctrl_init_device() functions in drivers/media/usb/uvc/uvc_ctrl.c. A local user can perform a denial of service (DoS) attack.
14) Use-after-free (CVE-ID: CVE-2025-21727)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the padata_free_shell() function in kernel/padata.c. A local user can escalate privileges on the system.
15) Use-after-free (CVE-ID: CVE-2024-57980)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the uvc_status_init() function in drivers/media/usb/uvc/uvc_status.c. A local user can escalate privileges on the system.
16) Use-after-free (CVE-ID: CVE-2025-21928)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ishtp_hid_remove() function in drivers/hid/intel-ish-hid/ishtp-hid.c. A local user can escalate privileges on the system.
17) Out-of-bounds read (CVE-ID: CVE-2025-21991)
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 load_microcode_amd() function in arch/x86/kernel/cpu/microcode/amd.c. A local user can perform a denial of service (DoS) attack.
18) Memory leak (CVE-ID: CVE-2022-49788)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the qp_notify_peer_local() and qp_notify_peer() functions in drivers/misc/vmw_vmci/vmci_queue_pair.c. A local user can perform a denial of service (DoS) attack.
19) Use-after-free (CVE-ID: CVE-2025-37890)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the hfsc_enqueue() function in net/sched/sch_hfsc.c. A local user can escalate privileges on the system.
20) Improper locking (CVE-ID: CVE-2025-37958)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the __split_huge_pmd_locked() and split_huge_pmd_locked() functions in mm/huge_memory.c. A local user can perform a denial of service (DoS) attack.
21) Use-after-free (CVE-ID: CVE-2025-38052)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the tipc_aead_encrypt() and tipc_aead_encrypt_done() functions in net/tipc/crypto.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.