CVE-2025-21071
Out-of-bounds write in handling opcode in fingerprint trustlet prior to SMR Nov-2025 Release 1...
Out-of-bounds write in handling opcode in fingerprint trustlet prior to SMR Nov-2025 Release 1 allows local privileged attackers to write out-of-bounds memory.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Out-of-bounds write in handling opcode in fingerprint trustlet prior to SMR Nov-2025 Release 1 allows local privileged attackers to write out-of-bounds memory.
- Record
CVE-2025-21071- CVSS 3.1
- 5.7 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
EUVDEUVD-2025-37806
Out-of-bounds write in handling opcode in fingerprint trustlet prior to SMR Nov-2025 Release 1 allows local privileged attackers to write out-of-bounds memory.
- Record
EUVD-2025-37806- CVSS 3.1
- 5.7 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-fx86-2vc6-jxpq
Out-of-bounds write in handling opcode in fingerprint trustlet prior to SMR Nov-2025 Release 1...
Out-of-bounds write in handling opcode in fingerprint trustlet prior to SMR Nov-2025 Release 1 allows local privileged attackers to write out-of-bounds memory.
- Record
GHSA-fx86-2vc6-jxpq- CVSS 3.1
- 5.7 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
Out-of-bounds write in handling opcode in fingerprint trustlet prior to SMR Nov-2025 Release 1 allows local privileged attackers to write out-of-bounds memory.
- Record
CVE-2025-21071- CVSS 3.1
- 5.7 Medium
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N - CVSS 3.1
- 4.4 Medium
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-21071 is a medium vulnerability (CVSS 5.7) in Samsung Android, published November 5, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 2nd percentile. No source names a fixed version.