CVE-2016-2502

CVE-2016-2502 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-264.

Key facts

Description

drivers/usb/gadget/f_serial.c in the Qualcomm USB driver in Android before 2016-07-05 on Nexus 5X and 6P devices allows attackers to gain privileges via a large size in a GSER_IOCTL ioctl call, aka Android internal bug 27657963 and Qualcomm internal bug CR997044.

Frequently asked questions

What is CVE-2016-2502?
drivers/usb/gadget/f_serial.c in the Qualcomm USB driver in Android before 2016-07-05 on Nexus 5X and 6P devices allows attackers to gain privileges via a large size in a GSER_IOCTL ioctl call, aka Android internal bug 27657963 and Qualcomm internal bug CR997044.
How severe is CVE-2016-2502?
CVE-2016-2502 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-2502 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-2502?
CVE-2016-2502 affects Google Android. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-2502?
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-2016-2502 published?
CVE-2016-2502 was published on 2016-07-11 and last updated on 2026-06-17.

References

Affected products (1)

More vulnerabilities in Google Android

All CVEs affecting Google Android →

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities

Browse all CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities →