IT

Tracker / CVE-2022-49921

CVE-2022-49921

High 7.8

In the Linux kernel, the following vulnerability has been resolved: net: sched: Fix use after free in red_enqueue() We can't use "skb" again after passing it to qdisc_enqueue(). This is basically identical to commit 2f09707d0c97 ("sch_sfb: Also store skb len before calling child enqueue").

Affected products and versions

linux linux_kernel
linux linux_kernel · 4.10 → 4.14.299
linux linux_kernel · 4.15 → 4.19.265
linux linux_kernel · 4.20 → 5.4.224
linux linux_kernel · 4.4.163 → 4.5
linux linux_kernel · 4.7 → 4.9.333
linux linux_kernel · 5.11 → 5.15.78
linux linux_kernel · 5.16 → 6.0.8
linux linux_kernel · 5.5 → 5.10.154

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