CVE-2025-37956

In the Linux kernel, the following vulnerability has been resolved: ksmbd: prevent rename with empty string Client can send empty newname string to ksmbd server. It will cause a kernel oops from d_alloc. This patch return the error when attempting to rename a file or directory with an empty new name string.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/35e2964e93d95185d2db0c0ffd9959d0197b3956
https://git.kernel.org/stable/c/53e3e5babc0963a92d856a5ec0ce92c59f54bc12	Patch
https://git.kernel.org/stable/c/6ee551672c8cf36108b0cfba92ec0c7c28ac3439	Patch
https://git.kernel.org/stable/c/c57301e332cc413fe0a7294a90725f4e21e9549d	Patch
https://git.kernel.org/stable/c/d7f2c00acb1ef64304fd40ac507e9213ff1d9b5c	Patch

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.15:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.15:rc2::::::
	cpe:2.3:o:linux:linux_kernel:6.15:rc3::::::
	cpe:2.3:o:linux:linux_kernel:6.15:rc4::::::
	cpe:2.3:o:linux:linux_kernel:6.15:rc5::::::

History

30 Oct 2026, 13:17

Type	Values Removed	Values Added
References		() https://git.kernel.org/stable/c/35e2964e93d95185d2db0c0ffd9959d0197b3956 -

Information

Published : 2025-05-20 16:15

Updated : 2026-10-30 13:17

NVD link : CVE-2025-37956

Mitre link : CVE-2025-37956

CVE.ORG link : CVE-2025-37956

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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El cliente puede enviar una cadena vac\u00eda de nombre nuevo al servidor ksmbd. Esto provocar\u00e1 un error de kernel desde d_alloc. Este parche devuelve el error al intentar renombrar un archivo o directorio con una cadena vac\u00eda de nombre nuevo."}], "lastModified": "2026-10-30T13:17:59.040", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A0BB0418-DE28-49B6-BEE6-5D5AA1D70BCF", "versionEndExcluding": "6.6.91", "versionStartIncluding": "5.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7215ABCF-8EB1-46CD-8872-8BCE4890E579", "versionEndExcluding": "6.12.29", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5715A6F5-A34A-4B27-8A64-82825E963995", "versionEndExcluding": "6.14.7", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8D465631-2980-487A-8E65-40AE2B9F8ED1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4C9D071F-B28E-46EC-AC61-22B913390211"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "13FC0DDE-E513-465E-9E81-515702D49B74"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8C7B5B0E-4EEB-48F5-B4CF-0935A7633845"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.15:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2D240580-3048-49B2-9E27-F115A9DF8224"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}