CVE-2014-5119

CVE-2014-5119 is a high-severity vulnerability in Gnu Glibc with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 18% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-189.

Key facts

• Severity: High (CVSS 2.0 base score 7.5)
• EPSS exploit prediction: 18% (97th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-189
• Affected product: Gnu Glibc
• Published: 2014-08-29
• Last modified: 2026-06-17

Description

Off-by-one error in the __gconv_translit_find function in gconv_trans.c in GNU C Library (aka glibc) allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via vectors related to the CHARSET environment variable and gconv transliteration modules.

Frequently asked questions

What is CVE-2014-5119?

Off-by-one error in the __gconv_translit_find function in gconv_trans.c in GNU C Library (aka glibc) allows context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via vectors related to the CHARSET environment variable and gconv transliteration modules.

How severe is CVE-2014-5119?

CVE-2014-5119 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2014-5119 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 18% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-5119?

CVE-2014-5119 primarily affects Gnu Glibc. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-5119?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2014-5119 published?

CVE-2014-5119 was published on 2014-08-29 and last updated on 2026-06-17.

References

• http://googleprojectzero.blogspot.com/2014/08/the-poisoned-nul-byte-2014-edition.html
• http://linux.oracle.com/errata/ELSA-2015-0092.html
• http://lists.opensuse.org/opensuse-security-announce/2014-09/msg00017.html
• http://rhn.redhat.com/errata/RHSA-2014-1118.html
• http://seclists.org/fulldisclosure/2014/Aug/69
• http://secunia.com/advisories/60345
• http://secunia.com/advisories/60358
• http://secunia.com/advisories/60441
• http://secunia.com/advisories/61074
• http://secunia.com/advisories/61093
• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-5119
• http://www-01.ibm.com/support/docview.wss?uid=swg21685604
• http://www.debian.org/security/2014/dsa-3012
• http://www.mandriva.com/security/advisories?name=MDVSA-2014:175
• http://www.openwall.com/lists/oss-security/2014/07/14/1
• http://www.openwall.com/lists/oss-security/2014/08/13/5
• http://www.securityfocus.com/bid/68983
• http://www.securityfocus.com/bid/69738
• https://code.google.com/p/google-security-research/issues/detail?id=96
• https://rhn.redhat.com/errata/RHSA-2014-1110.html
• https://security.gentoo.org/glsa/201602-02
• https://sourceware.org/bugzilla/show_bug.cgi?id=17187

Affected products (2)

• cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*

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