CVE-2009-5029: GNU Glibc

Medium severity, CVSS 6.8. EPSS: 8.1% chance of exploitation in the next 30 days.

Integer overflow in the __tzfile_read function in glibc before 2.15 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted timezone (TZ) file, as demonstrated using vsftpd.

Affected products

• GNU Glibc: up to and including 2.14; 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 2013-05-02. Last modified 2026-06-16.