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Critical severity9.8NVD Advisory· Published Dec 4, 2023· Updated Jun 17, 2026

CVE-2023-21401

CVE-2023-21401

Description

In DevmemIntChangeSparse of devicemem_server.c, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Google/Androidv52 versions
    Android SoC+ 1 more
    • (no CPE)range: Android SoC
    • cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
  • Google/Kernelllm-create

Patches

Vulnerability mechanics

References

1

News mentions

0

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