How severe is CVE-2016-2439?

CVE-2016-2439 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-2439 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-2439?

CVE-2016-2439 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-2016-2439?

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-2016-2439 published?

CVE-2016-2439 was published on 2016-05-09 and last updated on 2026-06-17.

CVE-2016-2439

CVE-2016-2439 is a high-severity vulnerability in Google Android with a CVSS 3.x base score of 8.8. 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-119.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 5.4
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Google Android
Published: 2016-05-09
Last modified: 2026-06-17

Description

Buffer overflow in btif/src/btif_dm.c in Bluetooth 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 2016-05-01 allows remote attackers to execute arbitrary code via a long PIN value, aka internal bug 27411268.

Frequently asked questions

What is CVE-2016-2439?: Buffer overflow in btif/src/btif_dm.c in Bluetooth 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 2016-05-01 allows remote attackers to execute arbitrary code via a long PIN value, aka internal bug 27411268.
How severe is CVE-2016-2439?: CVE-2016-2439 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-2439 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-2439?: CVE-2016-2439 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-2016-2439?: 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-2016-2439 published?: CVE-2016-2439 was published on 2016-05-09 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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