CVE-2013-1773: Linux Kernel

Medium severity, CVSS 6.2. EPSS: 1% chance of exploitation in the next 30 days.

Buffer overflow in the VFAT filesystem implementation in the Linux kernel before 3.3 allows local users to gain privileges or cause a denial of service (system crash) via a VFAT write operation on a filesystem with the utf8 mount option, which is not properly handled during UTF-8 to UTF-16 conversion.

Affected products

• Linux Linux Kernel: up to and including 3.3; version 3.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; …
• Red Hat Enterprise Linux: version 6.0 only
• Red Hat Enterprise Mrg: version 2.0 only

Published 2013-02-28. Last modified 2026-06-16.