CVE-2016-3861

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Summary

CVECVE-2016-3861
StatePUBLISHED
Assignergoogle_android
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-09-11 21:59:03 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionLibUtils in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, 6.x before 2016-09-01, and 7.0 before 2016-09-01 mishandles conversions between Unicode character encodings with different encoding widths, which allows remote attackers to execute arbitrary code or cause a denial of service (heap-based buffer overflow) via a crafted file, aka internal bug 29250543.

Risk And Classification

Primary CVSS: v3.0 7.8 HIGH from [email protected]

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.124470000 probability, percentile 0.939480000 (date 2026-05-06)

Problem Types: CWE-119 | CWE-264 | n/a

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.8HIGHCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
2.0[email protected]Primary9.3AV:N/AC:M/Au:N/C:C/I:C/A:C

CVSS v3.0 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:N/AC:M/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Google Android 4.0 All All All
Operating System Google Android 4.0.1 All All All
Operating System Google Android 4.0.2 All All All
Operating System Google Android 4.0.3 All All All
Operating System Google Android 4.0.4 All All All
Operating System Google Android 4.1 All All All
Operating System Google Android 4.1.2 All All All
Operating System Google Android 4.2 All All All
Operating System Google Android 4.2.1 All All All
Operating System Google Android 4.2.2 All All All
Operating System Google Android 4.3 All All All
Operating System Google Android 4.3.1 All All All
Operating System Google Android 4.4 All All All
Operating System Google Android 4.4.1 All All All
Operating System Google Android 4.4.2 All All All
Operating System Google Android 4.4.3 All All All
Operating System Google Android 5.0 All All All
Operating System Google Android 5.0.1 All All All
Operating System Google Android 5.1 All All All
Operating System Google Android 5.1.0 All All All
Operating System Google Android 6.0 All All All
Operating System Google Android 6.0.1 All All All
Operating System Google Android 7.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Google Android - libutils UTF16 to UTF8 Conversion Heap Buffer Overflow - Android remote Exploit af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com
866dc26ad4a98cc835d075b627326e7d7e52ffa1 - platform/frameworks/base - Git at Google af854a3a-2127-422b-91ae-364da2661108 android.googlesource.com Issue Tracking, Patch
Android Security Bulletin—September 2016 | Android Open Source Project af854a3a-2127-422b-91ae-364da2661108 source.android.com Vendor Advisory
Google Android libutils CVE-2016-3861 Arbitrary Code Execution Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
3944c65637dfed14a5a895685edfa4bacaf9f76e - platform/frameworks/av - Git at Google af854a3a-2127-422b-91ae-364da2661108 android.googlesource.com Issue Tracking, Patch
ecf5fd58a8f50362ce9e8d4245a33d56f29f142b - platform/system/core - Git at Google af854a3a-2127-422b-91ae-364da2661108 android.googlesource.com Issue Tracking, Patch
1f4b49e64adf4623eefda503bca61e253597b9bf - platform/frameworks/native - Git at Google af854a3a-2127-422b-91ae-364da2661108 android.googlesource.com Issue Tracking, Patch
Google Android Multiple Flaws Let Remote Users Deny Service and Execute Arbitrary Code and Let Applications Obtain Potentially Sensitive Information and Gain Elevated Privileges - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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