CVE-2025-21844CWE-476

CVE-2025-21844

High · published March 12, 2025

CVSS v3.1
7.5
EPSS
1%
Percentile
49.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00619 · 49.0th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2025-03-12T14:15Z
Affected products (9)
ProductVersionsFixed in
linux/linux_kernel≥ 6.1.69, < 6.1.1306.1.130
linux/linux_kernel≥ 6.6.8, < 6.6.806.6.80
linux/linux_kernel≥ 6.7, < 6.12.176.12.17
linux/linux_kernel≥ 6.13, < 6.13.56.13.5
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
linux/linux_kernelall versions—
References (11)
EPSS history
Timeline
  • 12 MAR 09:42Z
    smb: client: Add check for next_buffer in receive_encrypted_standard()
    cvelistv5