CVE-2013-4591: Linux Kernel

Medium severity, CVSS 6.2. EPSS: 0.6% chance of exploitation in the next 30 days.

Buffer overflow in the __nfs4_get_acl_uncached function in fs/nfs/nfs4proc.c in the Linux kernel before 3.7.2 allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact via a getxattr system call for the system.nfs4_acl extended attribute of a pathname on an NFSv4 filesystem.

Affected products

• Linux Linux Kernel: up to and including 3.7.1; version 3.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.3 only; version 3.0.4 only; …

Published 2013-11-20. Last modified 2026-06-16.