IT

Tracker / CVE-2026-23105

CVE-2026-23105

High 7.8

In the Linux kernel, the following vulnerability has been resolved: net/sched: qfq: Use cl_is_active to determine whether class is active in qfq_rm_from_ag This is more of a preventive patch to make the code more consistent and to prevent possible exploits that employ child qlen manipulations on qfq. use cl_is_active instead of relying on the child qdisc's qlen to determine class activation.

Affected products and versions

linux linux_kernel
linux linux_kernel · 3.8 → 5.10.249
linux linux_kernel · 5.11 → 5.15.199
linux linux_kernel · 5.16 → 6.1.162
linux linux_kernel · 6.13 → 6.18.8
linux linux_kernel · 6.2 → 6.6.122
linux linux_kernel · 6.7 → 6.12.68

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