Vulnerabilities CVE-2025-21844

CVE-2025-21844

High

Open

TLP:CLEAR

smb: client: Add check for next_buffer in receive_encrypted_standard()

NVD CVE.org

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Description

In the Linux kernel, the following vulnerability has been resolved: smb: client: Add check for next_buffer in receive_encrypted_standard() Add check for the return value of cifs_buf_get() and cifs_small_buf_get() in receive_encrypted_standard() to prevent null pointer dereference.

Details

CVSS Score: 7.5
EPSS Score ⓘ: 0.60%

45.4th percentile
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Confidence: 90%
Published: Mar 12, 2025
Last Modified: Aug 5, 2026

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