CVE-2025-38208— smb: client: add NULL check in automount_fullpath
Quick assessment
Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Linux kernel是美国等都是美国(Linux)基金会的产品。Linux kernel是开源操作系统Linux所使用的内核。automount等都是的产品。automount是ClickHouse ch等都是(ClickHouse)开源的产品。ch是一个ClickHouse的低级Go客户端。 Linux kernel存在安全漏洞，该漏洞源于未检查空指针导致空指针取消引用。
Possible ATT&CK Techniques 1 AI
T1211 · Exploitation for StealthAffected Version Matrix 12
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | d5a863a153e90996ab2aef6b9e08d509f4d5662b< 37166d63e42c34846a16001950ecec96229a8d17 |
affected |
d5a863a153e90996ab2aef6b9e08d509f4d5662b< a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35 |
affected | ||
d5a863a153e90996ab2aef6b9e08d509f4d5662b< cce8e71ca1f7ad9045707f0d22490c1e9ed1df6c |
affected | ||
d5a863a153e90996ab2aef6b9e08d509f4d5662b< f1e7a277a1736e12cc4bd6d93b8a5c439b8ca20c |
affected | ||
e91802036b3e6e6e803a17ddf5783a6354fe5380 |
affected | ||
6.2.13< 6.3 |
affected | ||
6.3 |
affected | ||
< 6.3 |
unaffected | ||
| … +4 more rows | |||
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I. Basic Information for CVE-2025-38208
Vulnerability Information
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Vulnerability Title
smb: client: add NULL check in automount_fullpath
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved:
smb: client: add NULL check in automount_fullpath
page is checked for null in __build_path_from_dentry_optional_prefix
when tcon->origin_fullpath is not set. However, the check is missing when
it is set.
Add a check to prevent a potential NULL pointer dereference.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国等都是美国(Linux)基金会的产品。Linux kernel是开源操作系统Linux所使用的内核。automount等都是的产品。automount是ClickHouse ch等都是(ClickHouse)开源的产品。ch是一个ClickHouse的低级Go客户端。 Linux kernel存在安全漏洞，该漏洞源于未检查空指针导致空指针取消引用。
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
II. Public POCs for CVE-2025-38208
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · Linux · 2025-07-04 · 59 CVEs total
| CVE-2025-38209 | 9.8 CRITICAL | nvme-tcp: remove tag set when second admin queue config fails |
| CVE-2025-38211 | 9.8 CRITICAL | RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction |
| CVE-2025-38174 | 8.8 HIGH | thunderbolt: Do not double dequeue a configuration request |
| CVE-2025-38216 | 8.8 HIGH | iommu/vt-d: Restore context entry setup order for aliased devices |
| CVE-2025-38233 | 7.8 HIGH | powerpc64/ftrace: fix clobbered r15 during livepatching |
| CVE-2025-38230 | 7.8 HIGH | jfs: validate AG parameters in dbMount() to prevent crashes |
| CVE-2025-38227 | 7.8 HIGH | media: vidtv: Terminating the subsequent process of initialization failure |
| CVE-2025-38226 | 7.8 HIGH | media: vivid: Change the siize of the composing |
| CVE-2025-38224 | 7.8 HIGH | can: kvaser_pciefd: refine error prone echo_skb_max handling logic |
| CVE-2025-38218 | 7.8 HIGH | f2fs: fix to do sanity check on sit_bitmap_size |
| CVE-2025-38232 | 7.8 HIGH | NFSD: fix race between nfsd registration and exports_proc |
| CVE-2025-38212 | 7.8 HIGH | ipc: fix to protect IPCS lookups using RCU |
| CVE-2025-38175 | 7.8 HIGH | binder: fix yet another UAF in binder_devices |
| CVE-2025-38234 | 7.8 HIGH | sched/rt: Fix race in push_rt_task |
| CVE-2025-38206 | 7.8 HIGH | exfat: fix double free in delayed_free |
| CVE-2025-38204 | 7.8 HIGH | jfs: fix array-index-out-of-bounds read in add_missing_indices |
| CVE-2025-38192 | 7.8 HIGH | net: clear the dst when changing skb protocol |
| CVE-2025-38187 | 7.8 HIGH | drm/nouveau: fix a use-after-free in r535_gsp_rpc_push() |
| CVE-2025-38184 | 7.8 HIGH | tipc: fix null-ptr-deref when acquiring remote ip of ethernet bearer |
| CVE-2025-38180 | 7.8 HIGH | net: atm: fix /proc/net/atm/lec handling |
Showing top 20 of 59 CVEs. View all on vendor page → →
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Same vendor: Linux
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V. Comments for CVE-2025-38208
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