PROCA trustlet: Stack buffer overflow allows local privilege escalation on Samsung Mobile
CVE-2026-21093 Published on September 9, 2026
Stack-based buffer overflow in PROCA trustlet prior to SMR Sep-2026 Release 1 allows local privileged attackers to write out-of-bounds memory.
Vulnerability Analysis
CVE-2026-21093 can be exploited with local system access, and requires user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Attack Vector:
LOCAL
Attack Complexity:
HIGH
Privileges Required:
HIGH
User Interaction:
NONE
Products Associated with CVE-2026-21093
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Affected Versions
Samsung Mobile Devices:- Version SMR Sep-2026 Release in Android 14, 15, 16, 17 and below * is unaffected.