CVE-2023-38426 - Vulnerability Details - OpenCVE

An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context's name_len is larger than the tag length.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Linux	Linux Kernel
Netapp	H300s H410s H500s H700s Solidfire \& Hci Management Node Solidfire \& Hci Storage Node

Configuration 1 [-]

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

Configuration 2 [-]

OR	cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:::::::*
	cpe:2.3:a:netapp:solidfire_\&_hci_storage_node:-:::::::*
	cpe:2.3:h:netapp:h300s:-:::::::*
	cpe:2.3:h:netapp:h410s:-:::::::*
	cpe:2.3:h:netapp:h500s:-:::::::*
	cpe:2.3:h:netapp:h700s:-:::::::*

No data.

References

Link	Providers
https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85
https://security.netapp.com/advisory/ntap-20230915-0010/

History

No history.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-07-17T00:00:00

Updated: 2024-08-02T17:39:13.425Z

Reserved: 2023-07-17T00:00:00

Link: CVE-2023-38426

Vulnrichment

No data.

NVD

Status : Modified

Published: 2023-07-18T00:15:09.483

Modified: 2024-11-21T08:13:32.647

Link: CVE-2023-38426

Redhat

No data.

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "75B3BF61-F56C-4BD7-94AF-50E17A4AA732", "versionEndExcluding": "5.15.113", "versionStartIncluding": "5.15", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "E9430E62-03EA-42E6-9E5E-BD1D5124D107", "versionEndExcluding": "6.1.30", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "26C54BF0-3EED-46D4-92A7-5F07F658B49B", "versionEndExcluding": "6.3.4", "versionStartIncluding": "6.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:netapp:solidfire_\\&_hci_management_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "D6D700C5-F67F-4FFB-BE69-D524592A3D2E", "vulnerable": true}, {"criteria": "cpe:2.3:a:netapp:solidfire_\\&_hci_storage_node:-:*:*:*:*:*:*:*", "matchCriteriaId": "D452B464-1200-4B72-9A89-42DC58486191", "vulnerable": true}, {"criteria": "cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:*", "matchCriteriaId": "9F9C8C20-42EB-4AB5-BD97-212DEB070C43", "vulnerable": true}, {"criteria": "cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:*", "matchCriteriaId": "8497A4C9-8474-4A62-8331-3FE862ED4098", "vulnerable": true}, {"criteria": "cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:*", "matchCriteriaId": "E63D8B0F-006E-4801-BF9D-1C001BBFB4F9", "vulnerable": true}, {"criteria": "cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:*", "matchCriteriaId": "B06F4839-D16A-4A61-9BB5-55B13F41E47F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in the Linux kernel before 6.3.4. ksmbd has an out-of-bounds read in smb2_find_context_vals when create_context's name_len is larger than the tag length."}, {"lang": "es", "value": "Se descubri\u00f3 un problema en el kernel de Linux antes de 6.3.4. KSMBD tiene una lectura fuera de los l\u00edmites en smb2_find_context_vals cuando el name_len de create_context es mayor que la longitud de la etiqueta."}], "id": "CVE-2023-38426", "lastModified": "2024-11-21T08:13:32.647", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.1, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-07-18T00:15:09.483", "references": [{"source": "cve@mitre.org", "tags": ["Mailing List", "Release Notes", "Third Party Advisory"], "url": "https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4"}, {"source": "cve@mitre.org", "tags": ["Patch"], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85"}, {"source": "cve@mitre.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://security.netapp.com/advisory/ntap-20230915-0010/"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Release Notes", "Third Party Advisory"], "url": "https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/ksmbd?id=02f76c401d17e409ed45bf7887148fcc22c93c85"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "https://security.netapp.com/advisory/ntap-20230915-0010/"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Primary"}]}