CVE-2026-21093

Published Sep 9, 2026 CVSS 4.0 · 5.6 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Samsung
Samsung android
CPEs cpe:2.3:o:samsung:android:14.0:-:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-apr-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-apr-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-apr-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-apr-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-apr-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-aug-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-aug-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-aug-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-aug-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-aug-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-dec-2021-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-dec-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-dec-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-dec-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-dec-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-feb-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-feb-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-feb-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-feb-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-feb-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jan-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jan-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jan-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jan-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jan-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jul-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jul-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jul-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jul-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jul-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jun-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jun-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jun-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jun-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-jun-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-mar-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-mar-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-mar-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-mar-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-mar-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-may-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-may-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-may-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-may-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-may-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-nov-2021-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-nov-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-nov-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-nov-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-nov-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-oct-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-oct-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-oct-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-oct-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-sep-2022-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-sep-2023-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-sep-2024-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:14.0:smr-sep-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:-:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-apr-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-apr-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-aug-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-aug-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-dec-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-feb-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-feb-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-jan-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-jan-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-jul-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-jul-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-jun-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-jun-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-mar-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-mar-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-may-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-may-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-nov-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-oct-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:15.0:smr-sep-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:-:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-apr-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-aug-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-aug-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-dec-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-feb-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-jan-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-jul-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-jun-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-mar-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-may-2026-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-nov-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-oct-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:16.0:smr-sep-2025-r1:*:*:*:*:*:*
cpe:2.3:o:samsung:android:17.0:-:*:*:*:*:*:*
Vendors & Products Samsung
Samsung android
Metrics cvssV3_1

{'score': 6.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Title Stack-based Buffer Overflow in PROCA Trustlet Enables Local Privilege Exploitation
Type Values Removed Values Added
First Time appeared Samsung Mobile
Samsung Mobile samsung Mobile Devices
Vendors & Products Samsung Mobile
Samsung Mobile samsung Mobile Devices
Type Values Removed Values Added
Title Stack-based Buffer Overflow in PROCA Trustlet Enables Local Privilege Exploitation
Type Values Removed Values Added
Title Stack‑Based Buffer Overflow in PROCA Trustlet Allows Local Privileged Out‑of‑Bounds Memory Write
Weaknesses CWE-120
CWE-787
Type Values Removed Values Added
Weaknesses CWE-121
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Stack‑Based Buffer Overflow in PROCA Trustlet Allows Local Privileged Out‑of‑Bounds Memory Write
Weaknesses CWE-120
CWE-787
Type Values Removed Values Added
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.
References
Metrics cvssV4_0

{'score': 5.6, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
SamsungMobile
Published
Updated
Sep 10, 2026, 2:29 PM
Reserved
Dec 11, 2025, 1:33 AM
Status
Analyzed
Published
Sep 9, 2026, 5:17 AM
Modified
Sep 11, 2026, 12:57 PM