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CVE-2025-38271— net: prevent a NULL deref in rtnl_create_link()

EPSS 0.07% · P22
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I. Basic Information for CVE-2025-38271

Vulnerability Information
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Vulnerability Title
net: prevent a NULL deref in rtnl_create_link()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: prevent a NULL deref in rtnl_create_link() At the time rtnl_create_link() is running, dev->netdev_ops is NULL, we must not use netdev_lock_ops() or risk a NULL deref if CONFIG_NET_SHAPER is defined. Use netif_set_group() instead of dev_set_group(). RIP: 0010:netdev_need_ops_lock include/net/netdev_lock.h:33 [inline] RIP: 0010:netdev_lock_ops include/net/netdev_lock.h:41 [inline] RIP: 0010:dev_set_group+0xc0/0x230 net/core/dev_api.c:82 Call Trace: <TASK> rtnl_create_link+0x748/0xd10 net/core/rtnetlink.c:3674 rtnl_newlink_create+0x25c/0xb00 net/core/rtnetlink.c:3813 __rtnl_newlink net/core/rtnetlink.c:3940 [inline] rtnl_newlink+0x16d6/0x1c70 net/core/rtnetlink.c:4055 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6944 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2534 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x75b/0x8d0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1883 sock_sendmsg_nosec net/socket.c:712 [inline]
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于rtnl_create_link中的空指针取消引用问题，可能导致系统崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux 7e4d784f5810bba76c4593791028e13cce4af547 ~ 8a29ae8428a5c26f0b4471c2057d9e9415c53109 -
LinuxLinux 6.15 -

II. Public POCs for CVE-2025-38271

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III. Intelligence Information for CVE-2025-38271

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Same Patch Batch · Linux · 2025-07-10 · 84 CVEs total

CVE-2025-38317wifi: ath12k: Fix buffer overflow in debugfs
CVE-2025-38328jffs2: check jffs2_prealloc_raw_node_refs() result in few other places
CVE-2025-38316wifi: mt76: mt7996: avoid NULL pointer dereference in mt7996_set_monitor()
CVE-2025-38315Bluetooth: btintel: Check dsbr size from EFI variable
CVE-2025-38314virtio-pci: Fix result size returned for the admin command completion
CVE-2025-38311iavf: get rid of the crit lock
CVE-2025-38310seg6: Fix validation of nexthop addresses
CVE-2025-38309drm/xe/vm: move xe_svm_init() earlier
CVE-2025-38308ASoC: Intel: avs: Fix possible null-ptr-deref when initing hw
CVE-2025-38313bus: fsl-mc: fix double-free on mc_dev
CVE-2025-38318perf: arm-ni: Fix missing platform_set_drvdata()
CVE-2025-38319drm/amd/pp: Fix potential NULL pointer dereference in atomctrl_initialize_mc_reg_table
CVE-2025-38320arm64/ptrace: Fix stack-out-of-bounds read in regs_get_kernel_stack_nth()
CVE-2025-38321smb: Log an error when close_all_cached_dirs fails
CVE-2025-38322perf/x86/intel: Fix crash in icl_update_topdown_event()
CVE-2025-38323net: atm: add lec_mutex
CVE-2025-38324mpls: Use rcu_dereference_rtnl() in mpls_route_input_rcu().
CVE-2025-38325ksmbd: add free_transport ops in ksmbd connection
CVE-2025-38326aoe: clean device rq_list in aoedev_downdev()
CVE-2025-38327fgraph: Do not enable function_graph tracer when setting funcgraph-args

Showing top 20 of 84 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

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