CVE-2026-21067 — HIGH (7.8)

Vulnerability Description

Improper input validation in libsmsd.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Samsung	Android	14.0

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=08Vendor Advisory

FAQ

What is CVE-2026-21067?

CVE-2026-21067 is a vulnerability with a CVSS score of 7.8 (HIGH). Improper input validation in libsmsd.so prior to SMR Aug-2026 Release 1 allows local attackers to write out-of-bounds memory.

How severe is CVE-2026-21067?

CVE-2026-21067 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-21067?

Check the references section above for vendor advisories and patch information. Affected products include: Samsung Android.