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Known vulnerabilities in MediaTek, Inc. MT6890

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CVE Summary Score Published
CVE-2026-20435 In preloader, there is a possible read of device unique identifiers due to a logic error 4.6 Medium Mar 2, 2026
CVE-2026-20434 In Modem, there is a possible out of bounds write due to a missing bounds check 7.5 High Mar 2, 2026
CVE-2026-20430 In wlan AP FW, there is a possible out of bounds write due to an incorrect bounds check 8.8 High Mar 2, 2026
CVE-2026-20419 In wlan AP/STA firmware, there is a possible system becoming irresponsive due to an uncaught exception 6.5 Medium Feb 2, 2026
CVE-2026-20408 In wlan, there is a possible out of bounds write due to a heap buffer overflow 8.8 High Feb 2, 2026
CVE-2026-20406 In Modem, there is a possible system crash due to an uncaught exception 6.5 Medium Feb 2, 2026
CVE-2026-20405 In Modem, there is a possible system crash due to a missing bounds check 6.5 Medium Feb 2, 2026
CVE-2026-20404 In Modem, there is a possible system crash due to improper input validation 6.5 Medium Feb 2, 2026
CVE-2026-20403 In Modem, there is a possible system crash due to a missing bounds check 6.5 Medium Feb 2, 2026
CVE-2026-20422 In Modem, there is a possible system crash due to improper input validation 6.5 Medium Feb 2, 2026
CVE-2026-20421 In Modem, there is a possible system crash due to improper input validation 6.5 Medium Feb 2, 2026
CVE-2026-20402 In Modem, there is a possible system crash due to improper input validation 6.5 Medium Feb 2, 2026
CVE-2026-20401 In Modem, there is a possible system crash due to an uncaught exception 6.5 Medium Feb 2, 2026
CVE-2026-20420 In Modem, there is a possible system crash due to incorrect error handling 6.5 Medium Feb 2, 2026
CVE-2025-20760 In Modem, there is a possible read of uninitialized heap data due to an uncaught exception 6.5 Medium Jan 6, 2026
CVE-2025-20761 In Modem, there is a possible system crash due to incorrect error handling 6.5 Medium Jan 6, 2026
CVE-2025-20793 In Modem, there is a possible system crash due to incorrect error handling 6.5 Medium Jan 6, 2026
CVE-2025-20794 In Modem, there is a possible system crash due to improper input validation 6.5 Medium Jan 6, 2026

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