CVE-2022-47939

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c has a use-after-free and OOPS for SMB2_TREE_DISCONNECT.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Dec 23, 2022
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2022-47939: Critical severity, CVSS 9.8 | Vulnix