215
VMScore

CVE-2001-1559

Published: 31/12/2001 Updated: 16/02/2024
CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 215
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

The uipc system calls (uipc_syscalls.c) in OpenBSD 2.9 and 3.0 provide user mode return instead of versus rval kernel mode values to the fdrelease function, which allows local users to cause a denial of service and trigger a null dereference.

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openbsd openbsd 2.9

openbsd openbsd 3.0

Exploits

source: wwwsecurityfocuscom/bid/3612/info OpenBSD is a freely available implementation of the BSD Operating System It is based on the NetBSD implementation Under some conditions, an application launched by a regular user on the system can cause a system crash When an application on an OpenBSD system attempts to pipe a NULL value, a fa ...