CVE-2026-20524: CWE-1285 Improper Validation of Specified Index, Position, or Offset in Input in MediaTek, Inc. MediaTek chipset
Description
CVE-2026-20524 is a vulnerability in MediaTek chipsets caused by improper input validation in the 'apu' component, leading to possible memory corruption. This flaw can be exploited locally to escalate privileges without requiring additional execution privileges or user interaction. The affected chipsets include MT6899, MT6993, MT8668, MT8781, MT8793, and MT8910. A patch identified as ALPS11249004 addresses this issue.
Affected software
MediaTek, Inc.
MediaTek chipset
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2026-20524 involves improper validation of specified index, position, or offset in input within MediaTek's 'apu' component, resulting in potential memory corruption. This can lead to local privilege escalation without needing user interaction or additional execution privileges. The issue affects specific MediaTek chipset models and has been assigned patch ID ALPS11249004.
Potential Impact
Successful exploitation of this vulnerability allows a local attacker to escalate privileges on the affected MediaTek chipset without requiring additional execution privileges or user interaction. This could compromise system integrity by enabling unauthorized access or control at a higher privilege level.
Mitigation Recommendations
A patch identified as ALPS11249004 is available for this vulnerability. It is recommended to apply this official fix to affected MediaTek chipsets (MT6899, MT6993, MT8668, MT8781, MT8793, MT8910) to remediate the issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- MediaTek
- Date Reserved
- 2025-11-03T01:30:59.033Z
- State
- PUBLISHED
Threat ID: 6ac309122cdf04f656a0bf94
Added to database: 10/05/2026, 02:18:58 UTC
Last enriched: 10/05/2026, 02:48:11 UTC
Last updated: 10/05/2026, 02:48:19 UTC
Views: 5
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.