PT-2025-46513 · Microsoft · Windows Subsystem For Linux

Published 2025-11-11 · Updated 2026-01-03 · CVE-2025-62220

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Windows Subsystem for Linux GUI (affected versions not specified)

Description A heap-based buffer overflow exists in the Windows Subsystem for Linux GUI component. This flaw allows an unauthorized attacker to execute code over a network by sending specially crafted network traffic, exploiting the buffer overflow condition.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

BDU:2025-14181

CVE-2025-62220

Affected Products

Windows Subsystem For Linux

References · 11

• https://bdu.fstec.ru/vul/2025-14181 · Security Note
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62220 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-62220 · Security Note
• https://osv.dev/vulnerability/CVE-2025-62220 · Vendor Advisory
• https://t.me/EchelonEyes/4164 · Telegram Post
• https://twitter.com/CveFindCom/status/1988315932540735767 · Twitter Post
• https://twitter.com/CveTodo/status/1988324146233696495 · Twitter Post
• https://t.me/CVEtracker/37064 · Telegram Post
• https://twitter.com/CVEnew/status/1988349019035259292 · Twitter Post
• https://t.me/cveNotify/142806 · Telegram Post
• https://twitter.com/transilienceai/status/1989212007950586336 · Twitter Post