CVE-2009-4881
EPSS 0.60%
Description
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.
How to fix CVE-2009-4881
To remediate CVE-2009-4881, upgrade the affected package to a fixed version below.
- Debian/glibc—upgrade to 2.11.1-1 or later
Is CVE-2009-4881 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.11.1-1