The sockets subsystem in Android 6.x before 2016-07-01 allows attackers to bypass intended system-call restrictions via a crafted applicati…

published 2016-07-11 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-4761

cvss: 8.4; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 30%
public exploits: 0; none known

The sockets subsystem in Android 6.x before 2016-07-01 allows attackers to bypass intended system-call restrictions via a crafted application that makes an ioctl call, aka internal bug 28171804.

Patch / fix

links 1

android.googlesource.com/platform/external/sepolicy/+/556bb0f55324e8839d7b735a0de9b… commit

Exploit prediction

0.37% chance of exploitation in the next 30 days, higher than 30% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.4	CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-264 Permissions, Privileges, and Access Controls

References

Sources

CVE List CVE-2016-3748
NVD CVE-2016-3748

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary