CVE-2009-4895

MediumCVSS 4.7/10Last modified Jun 16, 2026

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.

Metrics

CVSS 3.1 4.7/10CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-362 CWE-476

Affected software

No affected versions have been published.

Timeline

Published: Sep 8, 2010
Last modified: Jun 16, 2026
NVD status: Modified

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