Buffer overflow in Gnu Glibc

CVE-2012-4424

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.

Vulnerability class: Buffer Overflow

EPSS: 0.034 (87.5th percentile) — read the EPSS interpretation.

Affected products

  • Gnu Glibc — versions 2.0, 2.0.1, 2.0.2
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2012-4424?
CVE-2012-4424 is a vulnerability in Gnu Glibc, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2013-10-09.
Is CVE-2012-4424 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.