How severe is CVE-2020-0221?

CVE-2020-0221 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-0221 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-0221?

CVE-2020-0221 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-0221?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2020-0221 published?

CVE-2020-0221 was published on 2020-05-14 and last updated on 2026-06-17.

CVE-2020-0221

CVE-2020-0221 is a critical-severity vulnerability in Google Android with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-682.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-682
Affected product: Google Android
Published: 2020-05-14
Last modified: 2026-06-17

Description

Airbrush FW's scratch memory allocator is susceptible to numeric overflow. When the overflow occurs, the next allocation could potentially return a pointer within the previous allocation's memory, which could lead to improper memory access.Product: AndroidVersions: Android kernelAndroid ID: A-135772851

Frequently asked questions

What is CVE-2020-0221?: Airbrush FW's scratch memory allocator is susceptible to numeric overflow. When the overflow occurs, the next allocation could potentially return a pointer within the previous allocation's memory, which could lead to improper memory access.Product: AndroidVersions: Android kernelAndroid ID: A-135772851
How severe is CVE-2020-0221?: CVE-2020-0221 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-0221 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-0221?: CVE-2020-0221 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-0221?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2020-0221 published?: CVE-2020-0221 was published on 2020-05-14 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/pixel/2020-05-01

Affected products (1)

cpe:2.3:o:google:android:-:*:*:*:*:*:*:*

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