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CVE-2021-39793

In kbase_jd_user_buf_pin_pages of mali_kbase_mem.c, there is a possible out of bounds write due to a logic error in the code.

Published
Last modified
published
Listed in CISA KEV
Actively exploited
None on Exploit-DB, Metasploit or GitHub

Summary

This vulnerability affects the Mali GPU kernel driver used in Android devices, where a logic error can cause an out-of-bounds write. The flaw could allow a local attacker to gain elevated privileges on the device without needing user interaction.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

In kbase_jd_user_buf_pin_pages of mali_kbase_mem.c, there is a possible out of bounds write due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-210470189References: N/A

Timeline

  1. CVE published
  2. Added to CISA KEV

    CISA has evidence of exploitation in the wild

  3. CISA remediation deadline

    Due date for US federal agencies to patch

  4. Record last updated

Affected versions

  • n/a Android

    Android kernel

References 1

source.android.com