CVE-2026-21093

State: Published
Severity: 5.6 Medium
Published: Sep 9, 2026
Updated: Sep 10, 2026
Reserved: Dec 11, 2025

Description

Stack-based buffer overflow in PROCA trustlet prior to SMR Sep-2026 Release 1 allows local privileged attackers to write out-of-bounds memory.

Scores

CVSS	Score	Vector	Source
4.0	5.6 Medium	CVSS:4.0/AV:L/AC:H/AT:P/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	SamsungMobile

Weaknesses

CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
Samsung Mobile DevicesSamsung Mobile	SMR Sep-2026 Release in Android 14, 15, 16, 17 and laterNot affected

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=09

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