CVE-2022-50040

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2022-50040
In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions() If an error occurs in dsa_devlink_region_create(), then 'priv->regions' array will be accessed by negative index '-1'. Found by Linux Verification Center (linuxtesting.org) with SVACE.

7.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/7983e1e44cb322eba6af84160b6d18df80603fb8 Patch
https://git.kernel.org/stable/c/79f86b862416126a2e826cb74224180d6625a32f Patch
https://git.kernel.org/stable/c/e84c6321f3578c38cb3c24258db91a92672b17a8 Patch
https://git.kernel.org/stable/c/fd8e899cdb5ecaf8e8ee73854a99e10807eef1de Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*
History

13 Nov 2025, 18:58

Type Values Removed Values Added
First Time Linux
Linux linux Kernel
References () https://git.kernel.org/stable/c/7983e1e44cb322eba6af84160b6d18df80603fb8 - () https://git.kernel.org/stable/c/7983e1e44cb322eba6af84160b6d18df80603fb8 - Patch
References () https://git.kernel.org/stable/c/79f86b862416126a2e826cb74224180d6625a32f - () https://git.kernel.org/stable/c/79f86b862416126a2e826cb74224180d6625a32f - Patch
References () https://git.kernel.org/stable/c/e84c6321f3578c38cb3c24258db91a92672b17a8 - () https://git.kernel.org/stable/c/e84c6321f3578c38cb3c24258db91a92672b17a8 - Patch
References () https://git.kernel.org/stable/c/fd8e899cdb5ecaf8e8ee73854a99e10807eef1de - () https://git.kernel.org/stable/c/fd8e899cdb5ecaf8e8ee73854a99e10807eef1de - Patch
CWE CWE-787
Summary
  • (es) En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: dsa: sja1105: se corrige un desbordamiento de búfer en sja1105_setup_devlink_regions(). Si se produce un error en dsa_devlink_region_create(), se accederá a la matriz 'priv->regions' con el índice negativo '-1'. Encontrada por el Centro de Verificación de Linux (linuxtesting.org) con SVACE.
CPE cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.8

18 Jun 2025, 11:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-06-18 11:15

Updated : 2025-11-13 18:58

NVD link : CVE-2022-50040

Mitre link : CVE-2022-50040

CVE.ORG link : CVE-2022-50040

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-787

Out-of-bounds Write