AI and data stack advisories

Severe, 6 weeks1496Projects326

1496 severe, 6 weeks · 326 projects

MediaTekCVE-2026-20503

MediaTek chipset: denial of service

MediaTek

CVE-2026-20503 · Published Sep 7, 2026 · updated Sep 9, 2026

Medium5.3
No fix yet
MediaTek advisory

In Modem, there is a possible system crash due to a missing bounds check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01371002; Issue ID: MSV-9020.

Affected versions

PackageAffectedFixed in
MediaTek chipset
Product
<= MT2716No fix yet
<= MT2735No fix yet
<= MT2737No fix yet
<= MT6813No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity from
CISA (its enrichment of the CVE record)
Weakness
CWE-617

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