Is CVE-2014-4043 in the CISA KEV catalog?

No. CVE-2014-4043 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2014-4043?

CVE-2014-4043 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2014-4043?

CVE-2014-4043 has an EPSS score of 3.92% (89th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2014-4043?

Upgrade glibc on debian 11 to 2.19-2 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2014-4043

HIGHEPSS 89th pctl

7.5

CVSS v2

NVD

Description

The posix_spawn_file_actions_addopen function in glibc before 2.20 does not copy its path argument in accordance with the POSIX specification, which allows context-dependent attackers to trigger use-after-free vulnerabilities.

CWE-94Code Injection

How to fix

Remediation Available

glibcDebian

Fixed in:2.19-2CVE-2014-4043

eglibcUbuntu

Fixed in:2.19-0ubuntu6.1USN-2306-1

libc6Ubuntu

Fixed in:2.19-0ubuntu6.1USN-2306-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

3.92%probability of exploitation in 30 days

89thpercentile

Elevated risk: more likely to be exploited than 89% of all known CVEs.

References

Exploit1

bugzilla.redhat.com

Other references15

Related Vulnerabilities

Other CWE-94 (Code Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-9841	Critical	9.8	100%	KEV	Fix
CVE-2015-1635	Critical	9.8	100%	KEV	-
CVE-2022-22954	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-22204	Medium	6.8	100%	KEV	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2012-0158	High	8.8	100%	KEV	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-06.