CVE-2026-57973

Microsoft · Published July 14, 2026

6.3

CVSS v3.1

MEDIUM

Patch availableGet patch

Description

Windows Subsystem for Linux (WSL2) Kernel Tampering Vulnerability. Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to perform tampering locally.

Affected Products

Windows Subsystem for Linux (WSL2)

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C