CVE-2022-49199

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-49199
In the Linux kernel, the following vulnerability has been resolved: RDMA/nldev: Prevent underflow in nldev_stat_set_counter_dynamic_doit() This code checks "index" for an upper bound but it does not check for negatives. Change the type to unsigned to prevent underflows.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/2a495ef04d5f42e6f00eb2bec1ee9075e3d5a771 Patch
https://git.kernel.org/stable/c/87e0eacb176f9500c2063d140c0a1d7fa51ab8a5 Patch
https://git.kernel.org/stable/c/f6dd8669b8299a3a536cd92a7069152a7704da1d Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

21 Oct 2025, 11:55

Type Values Removed Values Added
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: RDMA/nldev: evitar desbordamientos por debajo de la capacidad en nldev_stat_set_counter_dynamic_doit() Este código comprueba el "índice" en busca de un límite superior, pero no comprueba los valores negativos. Cambie el tipo a unsigned para evitar desbordamientos por debajo de la capacidad.
References () https://git.kernel.org/stable/c/2a495ef04d5f42e6f00eb2bec1ee9075e3d5a771 - () https://git.kernel.org/stable/c/2a495ef04d5f42e6f00eb2bec1ee9075e3d5a771 - Patch
References () https://git.kernel.org/stable/c/87e0eacb176f9500c2063d140c0a1d7fa51ab8a5 - () https://git.kernel.org/stable/c/87e0eacb176f9500c2063d140c0a1d7fa51ab8a5 - Patch
References () https://git.kernel.org/stable/c/f6dd8669b8299a3a536cd92a7069152a7704da1d - () https://git.kernel.org/stable/c/f6dd8669b8299a3a536cd92a7069152a7704da1d - Patch
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CPE cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
CWE CWE-191
First Time Linux
Linux linux Kernel

26 Feb 2025, 07:00

Type Values Removed Values Added
New CVE
Information

Published : 2025-02-26 07:00

Updated : 2025-10-21 11:55

NVD link : CVE-2022-49199

Mitre link : CVE-2022-49199

CVE.ORG link : CVE-2022-49199

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-191

Integer Underflow (Wrap or Wraparound)