{"id":"CVE-2025-38208","title":"smb: client: add NULL check in automount_fullpath","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: add NULL check in automount_fullpath\n\npage is checked for null in __build_path_from_dentry_optional_prefix\nwhen tcon->origin_fullpath is not set. However, …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= d5a863a153e90996ab2aef6b9e08d509f4d5662b < 37166d63e42c34846a16001950ecec96229a8d17","Linux >= d5a863a153e90996ab2aef6b9e08d509f4d5662b < a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35","Linux >= d5a863a153e90996ab2aef6b9e08d509f4d5662b < cce8e71ca1f7ad9045707f0d22490c1e9ed1df6c","Linux >= d5a863a153e90996ab2aef6b9e08d509f4d5662b < f1e7a277a1736e12cc4bd6d93b8a5c439b8ca20c","Linux e91802036b3e6e6e803a17ddf5783a6354fe5380","Linux >= 6.2.13 < 6.3","Linux 6.3"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:51:25.835217Z"},"published":"2025-07-04","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:52:20.689Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-38208","references":[{"url":"https://git.kernel.org/stable/c/37166d63e42c34846a16001950ecec96229a8d17"},{"url":"https://git.kernel.org/stable/c/a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35"},{"url":"https://git.kernel.org/stable/c/cce8e71ca1f7ad9045707f0d22490c1e9ed1df6c"},{"url":"https://git.kernel.org/stable/c/f1e7a277a1736e12cc4bd6d93b8a5c439b8ca20c"}],"tags":["cve.org"],"epss":0.00182,"epssPercentile":0.07842,"ingestedAt":"2026-11-05T22:38:31.930Z","slug":"CVE-2025-38208","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: add NULL check in automount_fullpath\n\npage is checked for null in __build_path_from_dentry_optional_prefix\nwhen tcon->origin_fullpath is not set. However, the check is missing when\nit is set.\nAdd a check to prevent a potential NULL pointer dereference.\n\n## Affected\n\n- `Linux >= d5a863a153e90996ab2aef6b9e08d509f4d5662b < 37166d63e42c34846a16001950ecec96229a8d17`\n- `Linux >= d5a863a153e90996ab2aef6b9e08d509f4d5662b < a9e916fa5c7d0ec2256aa44aa24ddd92f529ce35`\n- `Linux >= d5a863a153e90996ab2aef6b9e08d509f4d5662b < cce8e71ca1f7ad9045707f0d22490c1e9ed1df6c`\n- `Linux >= d5a863a153e90996ab2aef6b9e08d509f4d5662b < f1e7a277a1736e12cc4bd6d93b8a5c439b8ca20c`\n- `Linux e91802036b3e6e6e803a17ddf5783a6354fe5380`\n- `Linux >= 6.2.13 < 6.3`\n- `Linux 6.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}