How severe is CVE-2016-3826?

CVE-2016-3826 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-2016-3826 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-3826?

CVE-2016-3826 primarily affects Google Android. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-3826?

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.

When was CVE-2016-3826 published?

CVE-2016-3826 was published on 2016-08-05 and last updated on 2026-06-17.

CVE-2016-3826

CVE-2016-3826 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.6
EPSS exploit prediction: 0% (10th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Google Android
Published: 2016-08-05
Last modified: 2026-06-17

Description

services/audioflinger/Effects.cpp in mediaserver in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-08-01 does not validate the reply size for an AudioFlinger effect command, which allows attackers to gain privileges via a crafted application, aka internal bug 29251553.

Frequently asked questions

What is CVE-2016-3826?: services/audioflinger/Effects.cpp in mediaserver in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-08-01 does not validate the reply size for an AudioFlinger effect command, which allows attackers to gain privileges via a crafted application, aka internal bug 29251553.
How severe is CVE-2016-3826?: CVE-2016-3826 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-2016-3826 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-3826?: CVE-2016-3826 primarily affects Google Android. In total, 22 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-3826?: 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.
When was CVE-2016-3826 published?: CVE-2016-3826 was published on 2016-08-05 and last updated on 2026-06-17.

References

Affected products (22)

cpe:2.3:o:google:android:4.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.0.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.0.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.0.3:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.0.4:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.1.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.2.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.2.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.3:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.3.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.4:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.4.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.4.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.4.3:*:*:*:*:*:*:*
cpe:2.3:o:google:android:5.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:5.0.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:5.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:5.1.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:6.0.1:*:*:*:*:*:*:*

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