What’s Vulnerable › Vulnerabilities

CVE-2012-4424

• Severity: medium (CVSS 5.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2013-10-09 · updated 2026-06-16
• Weakness: CWE-119

Description

Stack-based buffer overflow in string/strcoll_l.c in the GNU C Library (aka glibc or libc6) 2.17 and earlier allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string that triggers a malloc failure and use of the alloca function.

Affected products

• GNU C Library (glibc): through 2.17; 2.0, 2.0.1, 2.0.2, 2.0.3, 2.0.4, 2.0.5 (+19)

References

• http://sourceware.org/bugzilla/show_bug.cgi?id=14547
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:284
• http://www.openwall.com/lists/oss-security/2012/09/13/16
• http://www.ubuntu.com/usn/USN-1991-1
• https://bugzilla.redhat.com/show_bug.cgi?id=858238
• https://security.gentoo.org/glsa/201503-04
• http://sourceware.org/bugzilla/show_bug.cgi?id=14547
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:283
• http://www.mandriva.com/security/advisories?name=MDVSA-2013:284
• http://www.openwall.com/lists/oss-security/2012/09/13/16
• http://www.ubuntu.com/usn/USN-1991-1

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