How severe is CVE-2022-20591?

CVE-2022-20591 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2022-20591 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-20591?

CVE-2022-20591 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-20591?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-20591 published?

CVE-2022-20591 was published on 2022-12-16 and last updated on 2026-06-17.

CVE-2022-20591

CVE-2022-20591 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 5.5. 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Google Android
Published: 2022-12-16
Last modified: 2026-06-17

Description

In ppmpu_set of ppmpu.c, there is a possible information disclosure due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-238939706References: N/A

Frequently asked questions

What is CVE-2022-20591?: In ppmpu_set of ppmpu.c, there is a possible information disclosure due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-238939706References: N/A
How severe is CVE-2022-20591?: CVE-2022-20591 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2022-20591 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-20591?: CVE-2022-20591 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-20591?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-20591 published?: CVE-2022-20591 was published on 2022-12-16 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/pixel/2022-12-01

Affected products (1)

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

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