CVE-2026-20461 PUBLISHED

Assigner: MediaTek
Reserved: 03.11.2025 Published: 01.07.2026 Updated: 01.07.2026

In Modem, there is a possible out of bounds write 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: MOLY01267281 / MOLY01318201; Issue ID: MSV-6486.

Product Status

Vendor MediaTek, Inc.
Product MediaTek chipset
Versions Default: unaffected
  • Version MT2737 is affected
  • Version MT6813 is affected
  • Version MT6835 is affected
  • Version MT6858 is affected
  • Version MT6878 is affected
  • Version MT6879 is affected
  • Version MT6886 is affected
  • Version MT6895 is affected
  • Version MT6896 is affected
  • Version MT6897 is affected
  • Version MT6899 is affected
  • Version MT6980 is affected
  • Version MT6983 is affected
  • Version MT6985 is affected
  • Version MT6988 is affected
  • Version MT6989 is affected
  • Version MT6990 is affected
  • Version MT6991 is affected
  • Version MT6993 is affected
  • Version MT8673 is affected
  • Version MT8676 is affected
  • Version MT8678 is affected
  • Version MT8755 is affected
  • Version MT8775 is affected
  • Version MT8792 is affected
  • Version MT8793 is affected
  • Version MT8795T is affected
  • Version MT8796 is affected
  • Version MT8798 is affected
  • Version MT8863 is affected
  • Version MT8873 is affected
  • Version MT8883 is affected
  • Version MT8893 is affected

References

Problem Types

  • CWE-787 Out-of-bounds Write CWE