imPC@ndo IT

Tracker / CVE-2024-50086

CVE-2024-50086

Critical 9.8

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.

Affected products and versions

linux linux_kernel
linux linux_kernel · … → 6.1.114
linux linux_kernel · 6.2 → 6.6.58
linux linux_kernel · 6.7 → 6.11.5

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References