CVE-2026-21046 | THREATINT

Description

Time-of-check time-of-use race condition in fabricKeymaster trustlet prior to SMR Jul-2026 Release 1 allows local privileged attackers to execute arbitrary code.

PUBLISHED Reserved 2025-12-11 | Published 2026-07-10 | Updated 2026-07-11 | Assigner SamsungMobile

HIGH: 8.4CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-367 Time-of-check time-of-use (TOCTOU) race condition

Product status

Default status

affected

SMR Jul-2026 Release in Android 14, 15, 16 (semver) before *

unaffected

References

security.samsungmobile.com/...Update.smsb?year=2026&month=07

cve.org (CVE-2026-21046)

nvd.nist.gov (CVE-2026-21046)

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