VULNERABILITY INTELLIGENCE

CVE-2011-1771

CVSS score7.8 HIGH
EPSS probability0.52%
CISA KEVNot currently listed
Published2011-09-06
Last modified2026-06-16
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

The cifs_close function in fs/cifs/file.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (NULL pointer dereference and BUG) or possibly have unspecified other impact by setting the O_DIRECT flag during an attempt to open a file on a CIFS filesystem.

Weakness classification

  • CWE-476: NULL Pointer Dereference

Primary references