CVE-2016-2420

Publication date 18 April 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

rootdir/init.rc in Android 4.x before 4.4.4 does not ensure that the /data/tombstones directory exists for the Debuggerd component, which allows attackers to gain privileges via a crafted application, aka internal bug 26403620.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
android	18.04 LTS bionic	Not in release
	17.10 artful	Not in release
	17.04 zesty	Ignored end of life
	16.10 yakkety	Ignored end of life
	16.04 LTS xenial	Ignored abandoned
	15.10 wily	Ignored end of life
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

How can I get the fixes?
What do statuses mean?

Severity score breakdown

Parameter	Value
Base score	7.8 · High
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

MITRE
NVD
Launchpad
Debian

Other references

https://android.googlesource.com/platform/system/core/+/81df1cc77722000f8d0025c1ab00ced123aa573c
https://android.googlesource.com/platform/system/core/+/669ecc2f5e80ff924fa20ce7445354a7c5bcfd98
http://source.android.com/security/bulletin/2016-04-02.html
https://www.cve.org/CVERecord?id=CVE-2016-2420