CVE-2015-5229

Publication date 8 April 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

The calloc function in the glibc package in Red Hat Enterprise Linux (RHEL) 6.7 and 7.2 does not properly initialize memory areas, which might allow context-dependent attackers to cause a denial of service (hang or crash) via unspecified vectors.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
eglibc	15.04 vivid	Not in release
	14.04 LTS trusty	Not affected
	12.04 LTS precise	Not affected
glibc	15.04 vivid	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not in release

Notes

seth-arnold

This fault is in RHEL-specific code,

Severity score breakdown

CVSS version: CVSS v3.0

Base score 7.5 · High

Base metrics

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

Scores

Parameter	Value
Base score	7.5 · High
Exploitability score	-
Impact score	-

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