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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-20434

In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station co

Description

In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is needed for exploitation. Patch ID: MOLY00782946; Issue ID: MSV-4135.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

MediaTek, Inc. MediaTek chipset

Default version status: unaffected

  • MT2735affected
  • MT2737affected
  • MT6739affected
  • MT6761affected
  • MT6762affected
  • MT6762Daffected
  • MT6762Maffected
  • MT6763affected
  • MT6765affected
  • MT6765Taffected
  • MT6767affected
  • MT6768affected
  • MT6769affected
  • MT6769Kaffected
  • MT6769Saffected
  • MT6769Taffected
  • MT6769Zaffected
  • MT6771affected
  • MT6779affected
  • MT6781affected
  • MT6783affected
  • MT6785affected
  • MT6785Taffected
  • MT6785Uaffected
  • MT6789affected
  • MT6833affected
  • MT6833Paffected
  • MT6835affected
  • MT6835Taffected
  • MT6853affected
  • MT6853Taffected
  • MT6855affected
  • MT6855Taffected
  • MT6873affected
  • MT6875affected
  • MT6875Taffected
  • MT6877affected
  • MT6877Taffected
  • MT6877TTaffected
  • MT6878affected
  • MT6878Maffected
  • MT6879affected
  • MT6880affected
  • MT6883affected
  • MT6885affected
  • MT6886affected
  • MT6889affected
  • MT6890affected
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  • MT6895TTaffected
  • MT6896affected
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  • MT6980affected
  • MT6980Daffected
  • MT6983affected
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  • MT6989affected
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  • MT6990affected
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  • MT8666affected
  • MT8667affected
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  • MT8755affected
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  • MT8766Raffected
  • MT8768affected
  • MT8771affected
  • MT8781affected
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  • MT8788Eaffected
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  • MT8863affected
  • MT8873affected
  • MT8883affected
  • MT8893affected

References