First published: Mon Sep 15 1997(Updated: )
The asynchronous I/O facility in 4.4 BSD kernel does not check user credentials when setting the recipient of I/O notification, which allows local users to cause a denial of service by using certain ioctl and fcntl calls to cause the signal to be sent to an arbitrary process ID.
Credit: cve@mitre.org cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
SGI IRIX | ||
Bsd Bsd | ||
Bsd Bsd | =4.4 | |
FreeBSD FreeBSD | =6.2-stable | |
NetBSD NetBSD | =2.0.4 | |
Openbsd Openbsd | =2.1 | |
=4.4 | ||
=6.2-stable | ||
=2.0.4 | ||
=2.1 |
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