CVE-2009-4021

kernel: fuse: prevent fuse_put_request on invalid pointer

Published Nov 25, 2009 CVSS 2.0 · 4.9 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2003-1 New Linux 2.6.18 packages fix several vulnerabilities
EUVD EUVD EUVD-2009-3992 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.
Ubuntu USN Ubuntu USN USN-894-1 Linux kernel vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Aug 7, 2024, 6:45 AM
Reserved
Nov 20, 2009, 12:00 AM
Status
Modified
Published
Nov 25, 2009, 4:30 PM
Modified
Jun 16, 2026, 11:12 PM
Severity
Important
Public date
Oct 22, 2009, 12:00 AM