SB2025121262 - openEuler 24.03 LTS SP2 update for kernel
Published: December 12, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 20 secuirty vulnerabilities.
1) Use-after-free (CVE-ID: CVE-2025-21968)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the hdcp_destroy() function in drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c. A local user can escalate privileges on the system.
2) Memory leak (CVE-ID: CVE-2025-22025)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the nfs4_alloc_open_stateid() and nfsd_break_one_deleg() functions in fs/nfsd/nfs4state.c. A local user can perform a denial of service (DoS) attack.
3) Input validation error (CVE-ID: CVE-2025-22042)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the parse_lease_state() function in fs/smb/server/oplock.c. A local user can perform a denial of service (DoS) attack.
4) Input validation error (CVE-ID: CVE-2025-22043)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the parse_durable_handle_context() function in fs/smb/server/smb2pdu.c. A local user can perform a denial of service (DoS) attack.
5) Buffer overflow (CVE-ID: CVE-2025-37973)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory corruption within the cfg80211_defrag_mle() function in net/wireless/scan.c. A local user can perform a denial of service (DoS) attack.
6) 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.
7) Memory leak (CVE-ID: CVE-2025-38470)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the __vlan_device_event() and vlan_device_event() functions in net/8021q/vlan.c. A local user can perform a denial of service (DoS) attack.
8) Use-after-free (CVE-ID: CVE-2025-38527)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the cifs_oplock_break() and cifs_put_tlink() functions in fs/smb/client/file.c. A local user can escalate privileges on the system.
9) Improper locking (CVE-ID: CVE-2025-38727)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the netlink_attachskb() function in net/netlink/af_netlink.c. A local user can perform a denial of service (DoS) attack.
10) Use-after-free (CVE-ID: CVE-2025-40052)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the fill_transform_hdr(), smb2_aead_req_alloc() and crypt_message() functions in fs/smb/client/smb2ops.c. A local user can escalate privileges on the system.
11) Use-after-free (CVE-ID: CVE-2025-40061)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the do_task() function in drivers/infiniband/sw/rxe/rxe_task.c. A local user can escalate privileges on the system.
12) Use-after-free (CVE-ID: CVE-2025-40074)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ipv4_neigh_lookup() function in net/ipv4/route.c. A local user can escalate privileges on the system.
13) Improper locking (CVE-ID: CVE-2025-40075)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the tcpm_new(), __tcp_get_metrics_req() and tcp_get_metrics() functions in net/ipv4/tcp_metrics.c. A local user can perform a denial of service (DoS) attack.
14) Input validation error (CVE-ID: CVE-2025-40104)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the drivers/net/ethernet/intel/ixgbevf/vf.h. A local user can perform a denial of service (DoS) attack.
15) Out-of-bounds read (CVE-ID: CVE-2025-40121)
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 MODULE_PARM_DESC() function in sound/soc/intel/boards/bytcr_rt5651.c. A local user can perform a denial of service (DoS) attack.
16) Use-after-free (CVE-ID: CVE-2025-40135)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ip6_autoflowlabel() and ip6_xmit() functions in net/ipv6/ip6_output.c. A local user can escalate privileges on the system.
17) Use-after-free (CVE-ID: CVE-2025-40139)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the smc_clc_msg_hdr_valid(), smc_clc_prfx_set4_rcu() and smc_clc_prfx_set() functions in net/smc/smc_clc.c. A local user can escalate privileges on the system.
18) Use-after-free (CVE-ID: CVE-2025-40149)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the tls_device_queue_ctx_destruction() function in net/tls/tls_device.c. A local user can escalate privileges on the system.
19) Use of uninitialized resource (CVE-ID: CVE-2025-40155)
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 domain_translation_struct_show() function in drivers/iommu/intel/debugfs.c. A local user can perform a denial of service (DoS) attack.
20) Use-after-free (CVE-ID: CVE-2025-40158)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the ip6_finish_output2() and ip6_finish_output() functions in net/ipv6/ip6_output.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.