CVE-2024-36974

kernel: net/sched: taprio: always validate TCA_TAPRIO_ATTR_PRIOMAP

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Severity

Moderate

Red Hat Product Security

6.1

CVSS 3.1

Review impact separately from score.

Published · June 18, 2024

Updated · August 5, 2026

Description

in linux kernel net/sched taprio, TCA_TAPRIO_ATTR_PRIOMAP is not correctly validated if multiple calls to taprio_change() occur. This can allow arbitrary data to be injected to the kernel.

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

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

CWE-787 · Out-of-bounds Write