Vulnerability in Gnu Glibc

CVE-2009-4881

Integer overflow in the __vstrfmon_l function in stdlib/strfmon_l.c in the strfmon implementation in the GNU C Library (aka glibc or libc6) before 2.10.1 allows context-dependent attackers to cause a denial of service (application crash) via a crafted format string, as demonstrated by the %99999999999999999999n string, a related issue to CVE-2008-1391.

EPSS: 0.020 (79.0th percentile) — read the EPSS interpretation.

Affected products

  • Gnu Glibc — versions 1.06, 1.00, 1.09
  • N/a — versions n/a

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2009-4881?
CVE-2009-4881 is a vulnerability in Gnu Glibc, classified under CWE-189. Published 2010-06-01.
Is CVE-2009-4881 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.