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CVE-2026-20491

5.5 medium SSVC exploitation: none Analyzed
NVD · CVE.org

In med, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local denial of service with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10981478 (Note: For MT6890, MT6990, MT6988) / AUTO00851173 (Note: For MT2735, MT2737); Issue ID: MSV-7652.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 5.5 · mediatekNVD modified 2026-10-23 22:10

Affected (CPE criteria) 5

  • cpe:2.3:o:mediatek:mt2735_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:o:mediatek:mt2737_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:o:mediatek:mt6890_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:o:mediatek:mt6988_firmware:-:*:*:*:*:*:*:*
  • cpe:2.3:o:mediatek:mt6990_firmware:-:*:*:*:*:*:*:*

References 1