CVE-2022-3636

medium

Description

A vulnerability was identified in Linux Kernel 33fc42de33278b2b3ec6f3390512987bc29a62b7. This affects the function __mtk_ppe_check_skb of the file drivers/net/ethernet/mediatek/mtk_ppe.c of the component Ethernet Handler. Such manipulation leads to use after free. The name of the patch is 17a5f6a78dc7b8db385de346092d7d9f9dc24df6. It is best practice to apply a patch to resolve this issue. No released Linux Kernel version was ever affected by this CVE.

References

Advisories
More

https://www.debian.org/security/2023/dsa-5333

https://vuldb.com/?id.211935

https://www.kernel.org/

https://vuldb.com/vuln/211935/cti

https://vuldb.com/vuln/211935

https://vuldb.com/cve/CVE-2022-3636

https://git.kernel.org/pub/scm/linux/kernel/git/pabeni/net-next.git/commit/?id=17a5f6a78dc7b8db385de346092d7d9f9dc24df6

Details

Source: Mitre, NVD

Published: 2022-10-21

Updated: 2026-07-28

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:A/AC:M/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

CVSS v4

Base Score: 5.1

Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00013