An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is a heap-based buffer overflow in set_ntacl_dacl, related to use of SMB2_QUERY_INFO_HE after a malformed SMB2_SET_INFO_HE command.
Advisories
Source ID Title
EUVD EUVD EUVD-2022-50675 An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is a heap-based buffer overflow in set_ntacl_dacl, related to use of SMB2_QUERY_INFO_HE after a malformed SMB2_SET_INFO_HE command.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-04-15T13:57:25.901Z

Reserved: 2022-12-23T00:00:00.000Z

Link: CVE-2022-47942

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-12-23T16:15:12.863

Modified: 2025-04-15T14:15:39.517

Link: CVE-2022-47942

cve-icon Redhat

Severity : Important

Publid Date: 2022-12-22T00:00:00Z

Links: CVE-2022-47942 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses