Vulnerability · CVE-2025-38208
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_
Published Jul 4, 2025 · catalog updated May 23, 2026 · Linux Linux
Check this week
CVE-2025-38208 is not in CISA KEV. FIRST estimates a 18.00% chance of exploitation in the next 30 days. Check whether you run Linux Linux.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- None0.0
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 18.00%
- Remediation
- Version ranges on file
- Affected products
- vendor Linux Linux d5a863a153e90996ab2aef6b9e08d509f4d5662b <a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35
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.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- vendor Linux Linux d5a863a153e90996ab2aef6b9e08d509f4d5662b <a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35d5a863a153e90996ab2aef6b9e08d509f4d5662b <a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35
How to fix CVE-2025-38208
Recommended remediation
Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
CVE-2025-38208 is not in CISA KEV. FIRST estimates a 18.00% chance of exploitation in the next 30 days. Check whether you run Linux Linux.
Which versions are affected?
Compare what you have installed with Linux Linux d5a863a153e90996ab2aef6b9e08d509f4d5662b <a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35 d5a863a153e90996ab2aef6b9e08d509f4d5662b <a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 18.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Jul 4, 2025 · EUVD
Detected
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.
May 23, 2026 · EUVD
Updated
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.
Sources
- EUVDVulnerability recordEUVD-2025-20048
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 ch
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog May 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.