CVE-2026-20572: MediaTek chipset · Integer Underflow
Affects MediaTek chipsetSource CVE Database V5
Not known to be exploited.
Data as of 2 Nov 2026, 02:58 UTC
Rated High by Threat Radar's AI analysis · No CVSS score from NVD or the CNA
Thin evidence
One scorer or noneExploitation evidence
Disclosed: evidence found.
CVE published 2 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 1 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| MediaTek, Inc.MediaTek chipset | Affected
| Fixed in– |
AI-suggested
The provided data includes a patch ID (ALPS11431442), but no explicit confirmation of patch availability or fixed versions. Users and administrators should monitor MediaTek advisories for updates and apply official fixes once available. No additional mitigation steps are specified.
Description
CVE-2026-20572 is an integer underflow vulnerability in MediaTek chipsets affecting multiple models. The flaw exists in the adsp component and can cause an out-of-bounds write due to an integer overflow. Exploitation requires the attacker to already have System privilege and does not require user interaction. This vulnerability could lead to local privilege escalation.