VULNERABILITY INTELLIGENCE

CVE-2022-47942

CVSS score8.8 HIGH

EPSS probability3.90%

CISA KEVNot currently listed

Published2022-12-23

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

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.

Weakness classification

nvd@nist.gov: CWE-787
134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-787

Primary references

cve@mitre.org — Mailing List, Third Party Advisory
cve@mitre.org — Mailing List, Third Party Advisory, Vendor Advisory
cve@mitre.org — Mailing List, Patch, Third Party Advisory, Vendor Advisory
cve@mitre.org — Patch, Third Party Advisory
cve@mitre.org — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Third Party Advisory, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Patch, Third Party Advisory, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry