CVE-2013-4237: GNU Glibc

Medium severity, CVSS 6.8. EPSS: 3.8% chance of exploitation in the next 30 days.

sysdeps/posix/readdir_r.c in the GNU C Library (aka glibc or libc6) 2.18 and earlier allows context-dependent attackers to cause a denial of service (out-of-bounds write and crash) or possibly execute arbitrary code via a crafted (1) NTFS or (2) CIFS image.

Affected products

• GNU Glibc: up to and including 2.18; 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 2013-10-09. Last modified 2026-06-16.