CVE-2022-3636

Kernel: A use after free in __mtk_ppe_check_skb in drivers/net/ethernet/mediatek/mtk_ppe.c

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · April 12, 2022

Updated · July 29, 2026

Description

A vulnerability was found in Linux Kernel. This affects the __mtk_ppe_check_skb function in the drivers/net/ethernet/mediatek/mtk_ppe.c file in the Ethernet Handler component. This manipulation can lead to use after free issue.

Statement

No shipped kernel versions were seen affected by this problem; These files are not built in our source code.

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 · 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-416 · Use After Free