cbcvebase.
CVE-2026-21087
published 2026-09-09

CVE-2026-21087: 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.

PriorityP342high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.12%
1.6th percentile
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 ranges· showing 25
VendorProductVersion rangeFixed in
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——
samsungandroid——

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv4.08.6HIGHCVSS: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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