Public Date:
1300310: CVE-2014-9761 glibc: Unbounded stack allocation in nan* functions
A stack overflow vulnerability was found in nan* functions that could cause applications, which process long strings with the nan function, to crash or, potentially, execute arbitrary code.

Find out more about CVE-2014-9761 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 5.1
Base Metrics AV:N/AC:H/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 9.8
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

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 7 (glibc) RHSA-2017:1916 2017-08-01
Red Hat Enterprise Linux 6 (glibc) RHSA-2017:0680 2017-03-21

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 compat-glibc Will not fix
Red Hat Enterprise Linux 6 compat-glibc Will not fix
Red Hat Enterprise Linux 5 compat-glibc Will not fix
Red Hat Enterprise Linux 5 glibc Will not fix


Do not use any applications which call the affected nan* functions. These functions are used only very rarely.

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