CVE-2016-3443

Publication date 21 April 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Unspecified vulnerability in Oracle Java SE 6u113, 7u99, and 8u77 allows remote attackers to affect confidentiality, integrity, and availability via vectors related to 2D. NOTE: the previous information is from the April 2016 CPU. Oracle has not commented on third-party claims that this issue allows remote attackers to obtain sensitive information via crafted font data, which triggers an out-of-bounds read.

From the Ubuntu Security Team

A vulnerability was discovered in the OpenJDK JRE related to information disclosure, data integrity, and availability. An attacker could exploit these to cause a denial of service, expose sensitive data over the network, or possibly execute arbitrary code.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
openjdk-6	16.04 LTS xenial	Not in release
	15.10 wily	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected
openjdk-7	16.04 LTS xenial	Not in release
	15.10 wily	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected
openjdk-8	16.04 LTS xenial	Not affected
	15.10 wily	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

Notes

sbeattie

Specific to Oracle Java, not present in IcedTea

Severity score breakdown

CVSS version: CVSS v3.0

Base score 9.6 · Critical

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Changed
Confidentiality impact	High
Integrity impact	High
Availability impact	High

Scores

Parameter	Value
Base score	9.6 · Critical
Exploitability score	-
Impact score	-

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