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CVE-2026-21087

nvd nist
Published: Sep 9, 2026Modified: Sep 11, 2026

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8.6
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less
Source: mobile.security@samsung.com (Secondary)

Description

Out-of-bounds write in libmdnie.so prior to SMR Sep-2026 Release 1 allows local attackers to execute arbitrary code with system server privilege.

Affected (36)

Products: Samsung: Android
Samsung
1 product
Android
Configuration A
36 vulnerable
Vulnerable SoftwareAffected Versions
Samsung
Android
Version 15.0
Android
Version 15.0 smr-apr-2025-r1
Android
Version 15.0 smr-apr-2026-r1
Android
Version 15.0 smr-aug-2025-r1
Android
Version 15.0 smr-aug-2026-r1
Android
Version 15.0 smr-dec-2025-r1
Android
Version 15.0 smr-feb-2025-r1
Android
Version 15.0 smr-feb-2026-r1
Android
Version 15.0 smr-jan-2025-r1
Android
Version 15.0 smr-jan-2026-r1
Android
Version 15.0 smr-jul-2025-r1
Android
Version 15.0 smr-jul-2026-r1
Android
Version 15.0 smr-jun-2025-r1
Android
Version 15.0 smr-jun-2026-r1
Android
Version 15.0 smr-mar-2025-r1
Android
Version 15.0 smr-mar-2026-r1
Android
Version 15.0 smr-may-2025-r1
Android
Version 15.0 smr-may-2026-r1
Android
Version 15.0 smr-nov-2025-r1
Android
Version 15.0 smr-oct-2025-r1
Android
Version 15.0 smr-sep-2025-r1
Android
Version 16.0
Android
Version 16.0 smr-apr-2026-r1
Android
Version 16.0 smr-aug-2025-r1
Android
Version 16.0 smr-aug-2026-r1
Android
Version 16.0 smr-dec-2025-r1
Android
Version 16.0 smr-feb-2026-r1
Android
Version 16.0 smr-jan-2026-r1
Android
Version 16.0 smr-jul-2026-r1
Android
Version 16.0 smr-jun-2026-r1
Android
Version 16.0 smr-mar-2026-r1
Android
Version 16.0 smr-may-2026-r1
Android
Version 16.0 smr-nov-2025-r1
Android
Version 16.0 smr-oct-2025-r1
Android
Version 16.0 smr-sep-2025-r1
Android
Version 17.0

Related CWEs

CWE-787
Out-of-bounds Write
The product writes data past the end, or before the beginning, of the intended buffer.

References (1)

Source: mobile.security@samsung.com
Vendor Advisory

Timeline

No history available yet.