PT-2026-22556 · Mediatek+1 · Mediatek Mt6739+1

Published 2026-03-02 · Updated 2026-03-03 · CVE-2026-20428

Positive Technologies (AI Summary)

CVSS v3.1

6.7

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Apple Display (affected versions not specified) MediaTek MT6739 (affected versions not specified)

Description The display component contains a flaw due to a missing bounds check, potentially leading to an out-of-bounds write. Successful exploitation of this issue could allow a malicious actor with System privileges to escalate their privileges locally. User interaction is not required for exploitation.

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

LPE

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ASB-A-473321948

ASB-A-473379718

ASB-A-473385373

ASB-A-473385374

CVE-2026-20428

M-ALPS10320471

Affected Products

Idisplay

Mediatek Mt6739

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2026-20428 · Security Note
• https://osv.dev/vulnerability/CVE-2026-20428 · Vendor Advisory
• https://corp.mediatek.com/product-security-bulletin/March-2026 · Vendor Advisory
• https://twitter.com/vuldb/status/2028399977085665730 · Twitter Post
• https://twitter.com/infoflowcloud/status/2028405253725466742 · Twitter Post
• https://t.me/cveNotify/153909 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2028440367016694255 · Twitter Post
• https://t.me/CVEtracker/46093 · Telegram Post
• https://t.me/cveNotify/153735 · Telegram Post
• https://twitter.com/CVEnew/status/2028403577454997663 · Twitter Post