CVE-2023-31436

—

CVSS 3.1

7.8 high

EPSS

<1%p46

Published

Apr 28, 2023 (Apr 28, 2023)

Modified

Jun 17, 2026

Description

qfq_change_class in net/sched/sch_qfq.c in the Linux kernel before 6.2.13 allows an out-of-bounds write because lmax can exceed QFQ_MIN_LMAX.

Vendors: linux
Products: linux kernel
Weakness: CWE-787
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.6%)

In the news0 stories

No ingested article mentions this CVE yet.