CVE-2023-21459

Medium

Published: 16 March 2023

Published

16 March 2023

Modified

21 November 2024

KEV Added

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Patch

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CVSS Score v3.1 5.0 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L

EPSS Score 0.0024 47.7th percentile

Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-21459 is a medium-severity Use After Free (CWE-416) vulnerability in Samsung Android. Its CVSS base score is 5.0 (Medium).

Operationally, ranked at the 47.7th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Use after free vulnerability in decon driver prior to SMR Mar-2023 Release 1 allows attackers to cause memory access fault.

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

samsung

android

11.0, 12.0, 13.0

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.