CVE-2012-4412

CVE-2012-4412 is a high-severity vulnerability in Gnu Glibc with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 17% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-189.

Key facts

Description

Integer 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, which triggers a heap-based buffer overflow.

Frequently asked questions

What is CVE-2012-4412?
Integer 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, which triggers a heap-based buffer overflow.
How severe is CVE-2012-4412?
CVE-2012-4412 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2012-4412 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 17% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-4412?
CVE-2012-4412 primarily affects Gnu Glibc. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-4412?
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-2012-4412 published?
CVE-2012-4412 was published on 2013-10-09 and last updated on 2026-06-16.

References

Affected products (26)

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