CVE Database›Document archive›CVE-2024-46800

CVE-2024-46800

kernel: sch/netem: fix use after free in netem_dequeue

Loading…

Severity

Moderate

Red Hat Product Security

6.6

CVSS 3.1

Review impact separately from score.

Published · September 18, 2024

Updated · October 29, 2026

Description

A use-after-free vulnerability was found in the Linux kernel. If netem_dequeue() enqueues a packet to inner qdisc and that qdisc returns __NET_XMIT_STOLEN, the packet is dropped but qdisc_tree_reduce_backlog() is not called to update the parent's q.qlen.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 6.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H

CWE-416 · Use After Free