Description
Use-after-free vulnerability in the fasync_helper function in fs/fcntl.c in the Linux kernel before 2.6.33-rc4-git1 allows local users to gain privileges via vectors that include enabling O_ASYNC (aka FASYNC or FIOASYNC) on a locked file, and then closing this file.
Published: 2010-01-19
Score: 7.2 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
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Remediation

No vendor fix or workaround currently provided.

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Advisories
Source ID Title
EUVD EUVD EUVD-2009-4111 Use-after-free vulnerability in the fasync_helper function in fs/fcntl.c in the Linux kernel before 2.6.33-rc4-git1 allows local users to gain privileges via vectors that include enabling O_ASYNC (aka FASYNC or FIOASYNC) on a locked file, and then closing this file.
Ubuntu USN Ubuntu USN USN-894-1 Linux kernel vulnerabilities
History

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Subscriptions

Linux Linux Kernel
Redhat Enterprise Linux Enterprise Mrg Rhel Eus
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-07T06:54:09.581Z

Reserved: 2009-12-01T00:00:00.000Z

Link: CVE-2009-4141

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2010-01-19T16:30:00.930

Modified: 2026-04-23T00:35:47.467

Link: CVE-2009-4141

cve-icon Redhat

Severity : Important

Publid Date: 2009-12-16T00:00:00Z

Links: CVE-2009-4141 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses