PT-2026-45258 · Unknown · Wlan Sta Driver

Published 2026-06-01 · Updated 2026-06-01 · CVE-2026-20456

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions wlan STA driver (affected versions not specified)

Description A missing bounds check in the wlan STA driver can cause a system crash. This issue allows for a local denial of service, which is a condition where a system becomes unavailable to its intended users. Exploitation requires user execution privileges and does not require user interaction.

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

DoS

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2026-20456

Affected Products

Wlan Sta Driver

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-20456 · Security Note
• https://corp.mediatek.com/product-security-bulletin/June-2026 · Vendor Advisory
• https://twitter.com/VulmonFeeds/status/2061324411131597247 · Twitter Post
• https://t.me/CVEtracker/55432 · Telegram Post