VULNERABILITY INTELLIGENCE
CVE-2009-4021
CVSS score4.9 MEDIUM
EPSS probability0.41%
CISA KEVNot currently listed
Published2009-11-25
Last modified2026-06-16
CVSS vectorAV:L/AC:L/Au:N/C:N/I:N/A:C
Description
The fuse_direct_io function in fs/fuse/file.c in the fuse subsystem in the Linux kernel before 2.6.32-rc7 might allow attackers to cause a denial of service (invalid pointer dereference and OOPS) via vectors possibly related to a memory-consumption attack.