CVE-2021-0367

Local privilege escalation via VPU race condition

Published Feb 26, 2021 · Updated Aug 3, 2024

Memory corruption in Google Cloud Android 10 and 11 allows local users to gain System privileges through a race condition in the VPU. The published record identifies the VPU race as the corruption source but does not disclose the competing operations or affected shared object. Exploitation requires existing System execution privileges and no user interaction, with privileged execution state exposed to corruption.

CVSS severity6.4
Medium
EPSS probability0.10%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Memory corruption in Google Cloud Android 10 and 11 allows local users to gain System privileges through a race condition in the VPU. The published record identifies the VPU race as the corruption source but does not disclose the competing operations or affected shared object. Exploitation requires existing System execution privileges and no user interaction, with privileged execution state exposed to corruption.

The record

CVE
CVE-2021-0367
Published
Feb 26, 2021
Updated
Aug 3, 2024
Vendor
Google Cloud
Product
Android
Classifications
CWE-362, T1404
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Feb 26, 2021CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=Android-10, Android-11

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Google Cloud · Androidversion=Android-10, Android-11

Published CVSS scores

6.4NIST National Vulnerability DatabaseCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
6.9NIST National Vulnerability DatabaseAV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
T1404Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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