Paper/Archive/CVE-2026-21102

CVE-2026-21102

Samsung Mobile Samsung Mobile Devices — Use after free in DualDAR prior to SMR Sep-2026 Release 1 allows local privileged attackers to execute arbitrary code with root privilege.

EPSS 0.2%CVSS 9.3

critical.is priorityof 100

CVSS 9.3 (CNA)9.3 / 10 × 3027.9 Not in CISA KEV+300.0 EPSS percentile 6.9.069 × 201.4 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

Use after free in DualDAR prior to SMR Sep-2026 Release 1 allows local privileged attackers to execute arbitrary code with root privilege.

Affected

ProductAffectedFixed inSource

Samsung Mobile Devicessee advisorySMR Sep-2026 Release in Android 14, 15, 16, 17CNA

Scores by source

SamsungMobile (CNA)9.3CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refsecurity.samsungmobile.com/securityUpdate.smsb?year=2026&month=09