Vulnerability in Samsung Mobile Devices

[ Description ]Official description

Use after free in WSM service prior to SMR Oct-2026 Release 1 allows local attackers to potentially execute arbitrary code with system privilege.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• NCSC-NL7 Oct 2026NCSC-2026-0405

  Vulnerabilities fixed in Google Android Translated from Dutch

  Probability/damage M/HCVE-2026-21114CVE-2026-21115CVE-2026-21116+35 more CVEs
• BSI CERT-Bund5 Oct 2026WID-SEC-2026-3751

  Samsung Android: Multiple vulnerabilities Translated from German

  CVE-2026-21119CVE-2026-21123CVE-2026-21118+10 more CVEs

[ References ]References

• security.samsungmobile.com/securityUpdate.smsb