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CVE-2022-47942

nvd nist
Published: Dec 23, 2022Modified: Jun 17, 2026

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8.8
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 2.8 / Impact: 5.9
Source: NVD

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.

Affected (3)

Products: Linux: Linux Kernel
Linux
1 product
Linux Kernel
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Linux
Linux Kernel
From 5.15 to 5.15.62
Linux Kernel
From 5.16 to 5.18.18
Linux Kernel
From 5.19 to 5.19.2

Related CWEs

CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.

References (10)

Source: cve@mitre.org
Mailing ListThird Party Advisory
Source: cve@mitre.org
Mailing ListThird Party AdvisoryVendor Advisory
Source: cve@mitre.org
Mailing ListPatchThird Party AdvisoryVendor Advisory
Source: cve@mitre.org
PatchThird Party Advisory
Source: cve@mitre.org
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListThird Party AdvisoryVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListPatchThird Party AdvisoryVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchThird Party Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry

Timeline

No history available yet.