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CVE-2024-50086

9.8 · CRITICAL
Published Oct 29, 2024 linux CWE-416 EPSS 0.48% (39th pctl)

Overview

CVE-2024-50086 is a critical-severity vulnerability affecting linux linux_kernel. It was published on October 29, 2024 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

In the Linux kernel, the following vulnerability has been resolved:

ksmbd: fix user-after-free from session log off

There is racy issue between smb2 session log off and smb2 session setup.

It will cause user-after-free from session log off.

This add session_lock when setting SMB2_SESSION_EXPIRED and referece

count to session struct not to free session while it is being used.

Remediation

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
linux linux_kernel >= 0, < 6.1.114 Affected

Frequently Asked Questions

What is CVE-2024-50086?

CVE-2024-50086 is a critical-severity vulnerability affecting linux linux_kernel. It was published on October 29, 2024 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-50086?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2024-50086?

Check the references section for vendor advisories and patches from linux. Update linux_kernel to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-50086?

CyberStrike's AI-powered security agents can automatically detect CVE-2024-50086 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.