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CVE-2014-9761

26
FAUCET Score

CVE-2014-9761 describes multiple stack-based buffer overflows in the GNU C Library (glibc) affecting various Linux distributions like Canonical, Fedora, and openSUSE. This critical vulnerability, with a CVSS score of 9.8, allows unauthenticated attackers to cause a denial of service or potentially execute arbitrary code by providing a long argument to the nan, nanf, or nanl functions. Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
11.0CPE matchmatch criteria
cpe:2.3:a:suse:linux_enterprise_debuginfo:11.0:sp2:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:a:suse:linux_enterprise_debuginfo:11.0:sp3:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:a:suse:linux_enterprise_debuginfo:11.0:sp4:*:*:*:*:*:*
13.2CPE matchmatch criteria
cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
11.0CPE matchmatch criteria
cpe:2.3:o:suse:linux_enterprise_desktop:11.0:sp3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

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 Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
5.51%
Probability of exploitation in next 30 days
EPSS Percentile
92.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0551 is in the 86th percentile among its peer group of 36,862 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (6)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: glibc-0:2.12-1.209.el6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: glibc-0:2.17-196.el7
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: compat-glibc
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: glibc
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: compat-glibc
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: compat-glibc

Vendor Advisories (1)

redhatCVE-2014-9761Moderate

glibc: Unbounded stack allocation in nan* functions

May 19, 2014

References

lists.fedoraproject.org / pipermail/package-announce/2016-May/184626.html
lists.opensuse.org / opensuse-security-announce/2016-02/msg00036.html
lists.opensuse.org / opensuse-security-announce/2016-02/msg00037.html
lists.opensuse.org / opensuse-security-announce/2016-02/msg00038.html
lists.opensuse.org / opensuse-security-announce/2016-02/msg00039.html
lists.opensuse.org / opensuse-security-announce/2016-02/msg00042.html
packetstormsecurity.com / files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
packetstormsecurity.com / files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html
rhn.redhat.com / errata/RHSA-2017-0680.html
access.redhat.com / errata/RHSA-2017:1916
seclists.org / fulldisclosure/2019/Jun/18
seclists.org / fulldisclosure/2019/Sep/7
seclists.org / bugtraq/2019/Jun/14
seclists.org / bugtraq/2019/Sep/7
security.gentoo.org / glsa/201702-11
sourceware.org / bugzilla/show_bug.cgi
sourceware.org / ml/libc-alpha/2016-02/msg00502.html
Vendor Advisory
openwall.com / lists/oss-security/2016/01/19/11
openwall.com / lists/oss-security/2016/01/20/1
securityfocus.com / bid/83306
ubuntu.com / usn/USN-2985-1
ubuntu.com / usn/USN-2985-2