Public Date:
1256285: CVE-2015-5229 glibc: calloc may return non-zero memory
It was discovered that the calloc implementation in glibc could return memory areas which contain non-zero bytes. This could result in unexpected application behavior such as hangs or crashes.

Find out more about CVE-2015-5229 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 2.6
Base Metrics AV:N/AC:H/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 (glibc) RHBA-2015:1465 2015-07-22
Red Hat Enterprise Linux 7 (glibc) RHSA-2016:0176 2016-02-16

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 5 glibc Not affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Red Hat would like to thank Jeff Layton for reporting this issue.
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