CVE-2009-4880: GNU Glibc

Medium severity, CVSS 5.0. EPSS: 11.2% chance of exploitation in the next 30 days.

Multiple integer overflows in the strfmon implementation in the GNU C Library (aka glibc or libc6) 2.10.1 and earlier allow context-dependent attackers to cause a denial of service (memory consumption or application crash) via a crafted format string, as demonstrated by a crafted first argument to the money_format function in PHP, a related issue to CVE-2008-1391.

Affected products

• GNU Glibc: up to and including 2.10.1; version 2.0 only; version 2.0.1 only; version 2.0.2 only; version 2.0.3 only; version 2.0.4 only; …

Published 2010-06-01. Last modified 2026-06-16.