Detections
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Echo: linux: security update to 6.1.133-1

medium Tenable Cloud Security Plugin ID 461536

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix type confusion via race
 condition when using ipc_msg_send_request req->handle is allocated using ksmbd_acquire_id(&ipc_ida), based
 on ida_alloc. req->handle from ksmbd_ipc_login_request and FSCTL_PIPE_TRANSCEIVE ioctl can be same and it
 could lead to type confusion between messages, resulting in access to unexpected parts of memory after an
 incorrect delivery. ksmbd check type of ipc response but missing add continue to check next ipc reponse.
 (CVE-2025-21947)

Solution

Update the linux library and its related packages to version 6.1.133-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2025-21947

Plugin Details

Severity: Medium

ID: 461536

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.93

CVSS v2

Risk Factor: Low

Base Score: 3.8

Temporal Score: 2.8

Vector: CVSS2#AV:L/AC:H/Au:S/C:N/I:N/A:C

CVSS Score Source: CVE-2025-21947

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 1/28/2026

Vulnerability Publication Date: 4/1/2025

Reference Information

CVE: CVE-2025-21947