CVE-2026-23303

In the Linux kernel, the following vulnerability has been resolved: smb: client: Don't log plaintext credentials in cifs_set_cifscreds When debug logging is enabled, cifs_set_cifscreds() logs the key payload and exposes the plaintext username and password. Remove the debug log to avoid exposing credentials.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/2ef0fc3bf49db2b9df36d5f44508c9e384bfa2a1	Patch
https://git.kernel.org/stable/c/2f37dc436d4e61ff7ae0b0353cf91b8c10396e4d	Patch
https://git.kernel.org/stable/c/3990f352bb0adc8688d0949a9c13e3110570eb61	Patch
https://git.kernel.org/stable/c/3e182701db612ddd794ccd5ed822e6cc1db2b972	Patch
https://git.kernel.org/stable/c/54c570de9a35860dfa85fe668f23ddfda8cc7e26	Patch
https://git.kernel.org/stable/c/b746a357abfb8fdb0a171d51ec5091e786d34be1	Patch
https://git.kernel.org/stable/c/e5a3b11e07b335006371915b2da47b6056c9e3bc	Patch
https://git.kernel.org/stable/c/ff0ece8ed04180c52167c003362284b23cf54e8d	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::::::::
	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:3.3:-::::::
	cpe:2.3:o:linux:linux_kernel:3.3:rc2::::::
	cpe:2.3:o:linux:linux_kernel:3.3:rc3::::::
	cpe:2.3:o:linux:linux_kernel:3.3:rc4::::::
	cpe:2.3:o:linux:linux_kernel:3.3:rc5::::::
	cpe:2.3:o:linux:linux_kernel:3.3:rc6::::::
	cpe:2.3:o:linux:linux_kernel:3.3:rc7::::::
	cpe:2.3:o:linux:linux_kernel:7.0:rc1::::::

History

No history.

Information

Published : 2026-03-25 11:16

Updated : 2026-06-17 10:21

NVD link : CVE-2026-23303

Mitre link : CVE-2026-23303

CVE.ORG link : CVE-2026-23303

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-noinfo

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Remove the\ndebug log to avoid exposing credentials."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nsmb: cliente: No registrar credenciales en texto plano en cifs_set_cifscreds\n\nCuando el registro de depuraci\u00f3n est\u00e1 habilitado, cifs_set_cifscreds() registra la carga \u00fatil de la clave y expone el nombre de usuario y la contrase\u00f1a en texto plano. Eliminar el registro de depuraci\u00f3n para evitar exponer credenciales."}], "lastModified": "2026-06-17T10:21:17.477", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FE4099A0-CF1A-4587-B409-7ECEFEBD0176", "versionEndExcluding": "5.10.253", "versionStartIncluding": "3.3.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "20DDB3E9-AABF-4107-ADB0-5362AA067045", "versionEndExcluding": "5.15.203", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2EDC6BAF-B710-4E26-B6AA-D68922EE7B43", "versionEndExcluding": "6.1.167", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C57BB918-DF28-46B3-94F7-144176841267", "versionEndExcluding": "6.6.130", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B3D12E00-E42D-4056-B354-BAD4903C03A5", "versionEndExcluding": "6.12.77", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A5E006E4-59C7-43C1-9231-62A72219F2BA", "versionEndExcluding": "6.18.17", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "69245D10-0B71-485E-80C3-A64F077004D3", "versionEndExcluding": "6.19.7", "versionStartIncluding": "6.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.3:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "938CA222-4FA5-49B6-B828-242572B8208E"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.3:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DBFD2ACD-728A-4082-BB6A-A1EF6E58E47D"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.3:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C31B0E51-F62D-4053-B04F-FC4D5BC373D2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.3:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A914303E-1CB6-4AAD-9F5F-DE5433C4E814"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.3:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "203BBA69-90B2-4C5E-8023-C14180742421"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.3:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0DBFAB53-B889-4028-AC0E-7E165B152A18"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:3.3:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FE409AEC-F677-4DEF-8EB7-2C35809043CE"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F253B622-8837-4245-BCE5-A7BF8FC76A16"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}