CVE-2026-23020

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-23020
In the Linux kernel, the following vulnerability has been resolved: net: 3com: 3c59x: fix possible null dereference in vortex_probe1() pdev can be null and free_ring: can be called in 1297 with a null pdev.

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/053ac9e37eee435e999277c0f1ef890dad6064bf Patch
https://git.kernel.org/stable/c/28b2a805609699be7b90020ae7dccfb234be1ceb Patch
https://git.kernel.org/stable/c/2f05f7737e16d9a40038cc1c38a96a3f7964898b Patch
https://git.kernel.org/stable/c/606872c8e8bf96066730f6a2317502c5633c37f1 Patch
https://git.kernel.org/stable/c/6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d Patch
https://git.kernel.org/stable/c/a4e305ed60f7c41bbf9aabc16dd75267194e0de3 Patch
https://git.kernel.org/stable/c/d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7 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:*:*:*:*:*:*:*:*
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:4.17:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc8:*:*:*:*:*:*
History

25 Mar 2026, 15:56

Type Values Removed Values Added
CWE CWE-476
First Time Linux
Linux linux Kernel
Summary
  • (es) En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta: net: 3com: 3c59x: corrección de posible desreferencia nula en vortex_probe1() pdev puede ser nulo y free_ring: puede ser llamado en 1297 con un pdev nulo.
References () https://git.kernel.org/stable/c/053ac9e37eee435e999277c0f1ef890dad6064bf - () https://git.kernel.org/stable/c/053ac9e37eee435e999277c0f1ef890dad6064bf - Patch
References () https://git.kernel.org/stable/c/28b2a805609699be7b90020ae7dccfb234be1ceb - () https://git.kernel.org/stable/c/28b2a805609699be7b90020ae7dccfb234be1ceb - Patch
References () https://git.kernel.org/stable/c/2f05f7737e16d9a40038cc1c38a96a3f7964898b - () https://git.kernel.org/stable/c/2f05f7737e16d9a40038cc1c38a96a3f7964898b - Patch
References () https://git.kernel.org/stable/c/606872c8e8bf96066730f6a2317502c5633c37f1 - () https://git.kernel.org/stable/c/606872c8e8bf96066730f6a2317502c5633c37f1 - Patch
References () https://git.kernel.org/stable/c/6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d - () https://git.kernel.org/stable/c/6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d - Patch
References () https://git.kernel.org/stable/c/a4e305ed60f7c41bbf9aabc16dd75267194e0de3 - () https://git.kernel.org/stable/c/a4e305ed60f7c41bbf9aabc16dd75267194e0de3 - Patch
References () https://git.kernel.org/stable/c/d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7 - () https://git.kernel.org/stable/c/d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7 - Patch
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5
CPE cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc8:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:4.17:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*

31 Jan 2026, 12:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-01-31 12:16

Updated : 2026-03-25 15:56

NVD link : CVE-2026-23020

Mitre link : CVE-2026-23020

CVE.ORG link : CVE-2026-23020

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-476

NULL Pointer Dereference