How severe is CVE-2018-9402?

CVE-2018-9402 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-9402 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-2018-9402?

CVE-2018-9402 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-9402?

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

Does CVE-2018-9402 have an EU (EUVD) identifier?

Yes. CVE-2018-9402 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-20996.

When was CVE-2018-9402 published?

CVE-2018-9402 was published on 2024-12-05 and last updated on 2026-06-17.

CVE-2018-9402

CVE-2018-9402 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 7.8. 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2018-20996
Weakness: CWE-787
Affected product: Google Android
Published: 2024-12-05
Last modified: 2026-06-17

Description

In multiple functions of gl_proc.c, there is a buffer overwrite due to a missing bounds check. This could lead to escalation of privileges in the kernel.

Frequently asked questions

What is CVE-2018-9402?: In multiple functions of gl_proc.c, there is a buffer overwrite due to a missing bounds check. This could lead to escalation of privileges in the kernel.
How severe is CVE-2018-9402?: CVE-2018-9402 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-9402 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-2018-9402?: CVE-2018-9402 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-9402?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2018-9402 have an EU (EUVD) identifier?: Yes. CVE-2018-9402 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-20996.
When was CVE-2018-9402 published?: CVE-2018-9402 was published on 2024-12-05 and last updated on 2026-06-17.

References

https://source.android.com/security/bulletin/pixel/2018-06-01

Affected products (1)

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

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