CVE-2020-36557

MediumCVSS 5.1/10Last modified Jun 17, 2026

Description

A race condition in the Linux kernel before 5.6.2 between the VT_DISALLOCATE ioctl and closing/opening of ttys could lead to a use-after-free.

Metrics

CVSS 3.1 5.1/10CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-362CWE-416

Affected software

No affected versions have been published.

Timeline

Published
Jul 21, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

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CVE-2020-36557: Medium severity, CVSS 5.1 | Vulnix