Description
Race condition in the tty_fasync function in drivers/char/tty_io.c in the Linux kernel before 2.6.32.6 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via unknown vectors, related to the put_tty_queue and __f_setown functions. NOTE: the vulnerability was addressed in a different way in 2.6.32.9.
Published: 2010-09-08
Score: 4.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-2094-1 New Linux 2.6.26 packages fix several issues
Ubuntu USN Ubuntu USN USN-1000-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1074-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1074-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-1083-1 Linux kernel vulnerabilities
History

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Subscriptions

Canonical Ubuntu Linux
Debian Debian Linux
Linux Linux Kernel
Redhat Enterprise Mrg
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-07T07:17:26.064Z

Reserved: 2010-06-15T00:00:00.000Z

Link: CVE-2009-4895

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2010-09-08T20:00:02.620

Modified: 2026-04-29T01:13:23.040

Link: CVE-2009-4895

cve-icon Redhat

Severity : Moderate

Publid Date: 2009-12-17T00:00:00Z

Links: CVE-2009-4895 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses