How severe is CVE-2023-21150?

CVE-2023-21150 has a CVSS 3.x base score of 4.4, 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 none, and availability none.

Is CVE-2023-21150 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-21150?

CVE-2023-21150 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-21150?

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

When was CVE-2023-21150 published?

CVE-2023-21150 was published on 2023-06-28 and last updated on 2026-06-17.

CVE-2023-21150

CVE-2023-21150 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 4.4. 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-125.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Google Android
Published: 2023-06-28
Last modified: 2026-06-17

Description

In handle_set_parameters_ctrl of hal_socket.c, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-267312009References: N/A

Frequently asked questions

What is CVE-2023-21150?: In handle_set_parameters_ctrl of hal_socket.c, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local information disclosure with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-267312009References: N/A
How severe is CVE-2023-21150?: CVE-2023-21150 has a CVSS 3.x base score of 4.4, 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 none, and availability none.
Is CVE-2023-21150 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-21150?: CVE-2023-21150 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-21150?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-21150 published?: CVE-2023-21150 was published on 2023-06-28 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/pixel/2023-06-01

Affected products (1)

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

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