How severe is CVE-2022-20583?

CVE-2022-20583 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-20583 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-20583?

CVE-2022-20583 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-20583?

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

When was CVE-2022-20583 published?

CVE-2022-20583 was published on 2022-12-16 and last updated on 2026-06-17.

CVE-2022-20583

CVE-2022-20583 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 6.7. 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-787.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Google Android
Published: 2022-12-16
Last modified: 2026-06-17

Description

In ppmp_unprotect_mfcfw_buf of drm_fw.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege in S-EL1 with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-234859169References: N/A

Frequently asked questions

What is CVE-2022-20583?: In ppmp_unprotect_mfcfw_buf of drm_fw.c, there is a possible out of bounds write due to improper input validation. This could lead to local escalation of privilege in S-EL1 with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-234859169References: N/A
How severe is CVE-2022-20583?: CVE-2022-20583 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-20583 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-20583?: CVE-2022-20583 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-20583?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-20583 published?: CVE-2022-20583 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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