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Medium severity6.7NVD Advisory· Published Mar 16, 2022· Updated Jun 17, 2026

CVE-2021-39736

CVE-2021-39736

Description

In prepare_io_entry and prepare_response of lwis_ioctl.c and lwis_periodic_io.c, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-205995773References: N/A

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Affected products

4
  • Google/Android2 versions
    cpe:2.3:o:google:android:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
    • (no CPE)
  • Android/Android kerneldescription
  • Google/Kernelllm-create

Patches

Vulnerability mechanics

References

1

News mentions

0

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