How severe is CVE-2015-6646?

CVE-2015-6646 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2015-6646 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-6646?

CVE-2015-6646 affects Google Android. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-6646?

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

When was CVE-2015-6646 published?

CVE-2015-6646 was published on 2016-01-06 and last updated on 2026-06-17.

CVE-2015-6646

CVE-2015-6646 is a medium-severity vulnerability in Google Android with a CVSS 3.x base score of 6.2. 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-399.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
CVSS v2: 7.8
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Google Android
Published: 2016-01-06
Last modified: 2026-06-17

Description

The System V IPC implementation in the kernel in Android before 6.0 2016-01-01 allows attackers to cause a denial of service (global kernel resource consumption) by leveraging improper interaction between IPC resource allocation and the memory manager, aka internal bug 22300191, a different vulnerability than CVE-2015-7613.

Frequently asked questions

What is CVE-2015-6646?: The System V IPC implementation in the kernel in Android before 6.0 2016-01-01 allows attackers to cause a denial of service (global kernel resource consumption) by leveraging improper interaction between IPC resource allocation and the memory manager, aka internal bug 22300191, a different vulnerability than CVE-2015-7613.
How severe is CVE-2015-6646?: CVE-2015-6646 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2015-6646 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-6646?: CVE-2015-6646 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-6646?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-6646 published?: CVE-2015-6646 was published on 2016-01-06 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:*

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