CVE-2026-23020

MEDIUM EPSS 1.8%
Published Jan 31, 20265mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jan 31, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
1.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 16

VendorProductVersionRange
linuxlinux_kernel*≥4.16.12  –  <4.17
linuxlinux_kernel*≥4.17.1  –  <5.10.248
linuxlinux_kernel*≥5.11  –  <5.15.198
linuxlinux_kernel*≥5.16  –  <6.1.161
linuxlinux_kernel*≥6.2  –  <6.6.121
linuxlinux_kernel*≥6.7  –  <6.12.66
linuxlinux_kernel*≥6.13  –  <6.18.6
linuxlinux_kernel4.17any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any
linuxlinux_kernel6.19any

References 7

  • git.kernel.org https://git.kernel.org/stable/c/053ac9e37eee435e999277c0f1ef890dad6064bf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/28b2a805609699be7b90020ae7dccfb234be1ceb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2f05f7737e16d9a40038cc1c38a96a3f7964898b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/606872c8e8bf96066730f6a2317502c5633c37f1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a4e305ed60f7c41bbf9aabc16dd75267194e0de3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/053ac9e37eee435e999277c0f1ef890dad6064bf
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/28b2a805609699be7b90020ae7dccfb234be1ceb
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/2f05f7737e16d9a40038cc1c38a96a3f7964898b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/606872c8e8bf96066730f6a2317502c5633c37f1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6cff14b831dbdb32675b4c7904dcc3eeeaf47e9d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/a4e305ed60f7c41bbf9aabc16dd75267194e0de3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d82796a57cc0dac1dbef19d913c8f02a8cc7b1a7
    Patch