SB2025092466 - SUSE update for the Linux Kernel 



SB2025092466 - SUSE update for the Linux Kernel

Published: September 24, 2025 Updated: January 9, 2026

Security Bulletin ID SB2025092466
Severity
High
Patch available
YES
Number of vulnerabilities 35
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

High 3% Low 97%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 35 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2022-49980)

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

The vulnerability exists due to a use-after-free error within the usb_udc_uevent() function in drivers/usb/gadget/udc/core.c. A local user can escalate privileges on the system.


2) Improper locking (CVE-ID: CVE-2022-50116)

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

The vulnerability exists due to improper locking within the gsm_queue(), gsmld_output(), gsm_stuff_frame(), gsm_data_alloc(), gsm_is_flow_ctrl_msg(), __gsm_data_queue(), gsm_dlci_modem_output(), gsm_control_message(), gsm_control_wait(), gsm_dlci_close(), gsm_dlci_open(), gsm1_receive(), gsm_cleanup_mux(), gsm_activate_mux(), gsm_alloc_mux() and gsmld_open() functions in drivers/tty/n_gsm.c. A local user can perform a denial of service (DoS) attack.


3) Out-of-bounds read (CVE-ID: CVE-2023-53117)

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 __close_fd() function in fs/file.c. A local user can perform a denial of service (DoS) attack.


4) Input validation error (CVE-ID: CVE-2024-42265)

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

The vulnerability exists due to improper input validation within the __releases() function in fs/file.c. A local user can perform a denial of service (DoS) attack.


5) Improper locking (CVE-ID: CVE-2024-53093)

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

The vulnerability exists due to improper locking within the nvme_add_ns_head_cdev(), nvme_mpath_alloc_disk(), nvme_mpath_set_live(), nvme_mpath_shutdown_disk() and nvme_mpath_remove_disk() functions in drivers/nvme/host/multipath.c. A local user can perform a denial of service (DoS) attack.


6) Use-after-free (CVE-ID: CVE-2024-53177)

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

The vulnerability exists due to a use-after-free error within the SMB2_query_info_free(), invalidate_all_cached_dirs(), smb2_cached_lease_break(), cached_dir_lease_break() and cfids_laundromat_worker() functions in fs/smb/client/cached_dir.c. A local user can escalate privileges on the system.


7) Memory leak (CVE-ID: CVE-2024-57947)

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

The vulnerability exists due to memory leak within the nft_pipapo_avx2_lookup_slow() function in net/netfilter/nft_set_pipapo_avx2.c, within the nft_pipapo_lookup() and pipapo_get() functions in net/netfilter/nft_set_pipapo.c. A local user can perform a denial of service (DoS) attack.


8) Infinite loop (CVE-ID: CVE-2024-58239)

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

The vulnerability exists due to infinite loop within the tls_sw_recvmsg() function in net/tls/tls_sw.c. A local user can perform a denial of service (DoS) attack.


9) Improper locking (CVE-ID: CVE-2025-21701)

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

The vulnerability exists due to improper locking within the ethnl_ops_begin() function in net/ethtool/netlink.c. A local user can perform a denial of service (DoS) attack.


10) Incorrect calculation (CVE-ID: CVE-2025-21971)

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

The vulnerability exists due to incorrect calculation within the tc_ctl_tclass() function in net/sched/sch_api.c. A local user can perform a denial of service (DoS) attack.


11) Input validation error (CVE-ID: CVE-2025-37798)

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

The vulnerability exists due to improper input validation within the qdisc_bstats_update() function in net/sched/sch_fq_codel.c, within the codel_qdisc_dequeue() function in net/sched/sch_codel.c. A local user can perform a denial of service (DoS) attack.


12) Out-of-bounds read (CVE-ID: CVE-2025-38088)

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 memtrace_read() function in arch/powerpc/platforms/powernv/memtrace.c. A local user can perform a denial of service (DoS) attack.


13) Memory leak (CVE-ID: CVE-2025-38120)

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

The vulnerability exists due to memory leak within the nft_pipapo_avx2_estimate() and nft_pipapo_avx2_lookup() functions in net/netfilter/nft_set_pipapo_avx2.c. A local user can perform a denial of service (DoS) attack.


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

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.


15) Use-after-free (CVE-ID: CVE-2025-38180)

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

The vulnerability exists due to a use-after-free error within the lec_itf_walk(), lec_seq_start() and lec_seq_stop() functions in net/atm/lec.c. A local user can escalate privileges on the system.


16) NULL pointer dereference (CVE-ID: CVE-2025-38184)

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

The vulnerability exists due to NULL pointer dereference within the tipc_udp_nl_dump_remoteip() function in net/tipc/udp_media.c. A local user can perform a denial of service (DoS) attack.


17) Use-after-free (CVE-ID: CVE-2025-38323)

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

The vulnerability exists due to a use-after-free error within the DEFINE_MUTEX(), lec_vcc_attach(), lecd_attach() and lane_ioctl() functions in net/atm/lec.c. A local user can escalate privileges on the system.


18) Use-after-free (CVE-ID: CVE-2025-38350)

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

The vulnerability exists due to a use-after-free error within the qdisc_alloc_handle() and qdisc_tree_reduce_backlog() functions in net/sched/sch_api.c. A local user can escalate privileges on the system.


19) Race condition (CVE-ID: CVE-2025-38352)

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

The vulnerability exists due to a race condition within the run_posix_cpu_timers() function in kernel/time/posix-cpu-timers.c. A local user can escalate privileges on the system.

Note, the vulnerability is being actively exploited in the wild against Android devices.


20) NULL pointer dereference (CVE-ID: CVE-2025-38460)

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

The vulnerability exists due to NULL pointer dereference within the DEFINE_MUTEX(), to_atmarpd(), atmarpd_close() and atm_init_atmarp() functions in net/atm/clip.c. A local user can perform a denial of service (DoS) attack.


21) NULL pointer dereference (CVE-ID: CVE-2025-38468)

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

The vulnerability exists due to NULL pointer dereference within the htb_lookup_leaf() function in net/sched/sch_htb.c. A local user can perform a denial of service (DoS) attack.


22) Use-after-free (CVE-ID: CVE-2025-38477)

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

The vulnerability exists due to a use-after-free error within the qfq_change_class(), qfq_delete_class(), qfq_dump_class() and qfq_dump_class_stats() functions in net/sched/sch_qfq.c. A local user can escalate privileges on the system.


23) Buffer overflow (CVE-ID: CVE-2025-38494)

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

The vulnerability exists due to memory corruption within the __hid_request() function in drivers/hid/hid-core.c. A local user can perform a denial of service (DoS) attack.


24) Incorrect calculation (CVE-ID: CVE-2025-38495)

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

The vulnerability exists due to incorrect calculation within the hid_alloc_report_buf() function in drivers/hid/hid-core.c. A local user can perform a denial of service (DoS) attack.


25) Out-of-bounds read (CVE-ID: CVE-2025-38497)

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 webusb_landingPage_store() and os_desc_qw_sign_store() functions in drivers/usb/gadget/configfs.c. A local user can perform a denial of service (DoS) attack.


26) 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.


27) Input validation error (CVE-ID: CVE-2025-38499)

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

The vulnerability exists due to improper input validation within the clone_private_mount() function in fs/namespace.c. A local user can perform a denial of service (DoS) attack.


28) Memory leak (CVE-ID: CVE-2025-38546)

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

The vulnerability exists due to memory leak within the atm_init_atmarp() and clip_ioctl() functions in net/atm/clip.c. A local user can perform a denial of service (DoS) attack.


29) Use-after-free (CVE-ID: CVE-2025-38555)

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

The vulnerability exists due to a use-after-free error within the composite_os_desc_req_prepare() function in drivers/usb/gadget/composite.c. A local user can escalate privileges on the system.


30) Input validation error (CVE-ID: CVE-2025-38560)

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

The vulnerability exists due to improper input validation within the early_set_pages_state() function in arch/x86/kernel/sev.c, within the setup_cpuid_table() and pvalidate_pages() functions in arch/x86/kernel/sev-shared.c, within the get_cpuflags() function in arch/x86/boot/cpuflags.c, within the __page_state_change() function in arch/x86/boot/compressed/sev.c. A local user can perform a denial of service (DoS) attack.


31) Memory leak (CVE-ID: CVE-2025-38563)

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

The vulnerability exists due to memory leak within the perf_mmap_pfn_mkwrite() function in kernel/events/core.c. A local user can perform a denial of service (DoS) attack.


32) Use of uninitialized resource (CVE-ID: CVE-2025-38608)

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

The vulnerability exists due to use of uninitialized resource within the sk_psock_msg_verdict() function in net/tls/tls_sw.c. A local user can perform a denial of service (DoS) attack.


33) Improper locking (CVE-ID: CVE-2025-38617)

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

The vulnerability exists due to improper locking within the packet_set_ring() function in net/packet/af_packet.c. A local user can perform a denial of service (DoS) attack.


34) Use-after-free (CVE-ID: CVE-2025-38618)

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

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


35) Use of uninitialized resource (CVE-ID: CVE-2025-38644)

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

The vulnerability exists due to use of uninitialized resource within the ieee80211_tdls_oper() function in net/mac80211/tdls.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.