CVE-2001-1559

CVSS 5.5 - MEDIUM
Description

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.

Affected Products
2
Vendor Product Version
openbsd openbsd 2.9
openbsd openbsd 3.0
Weakness Types
CWE-476
CVE Information
CVE ID:
CVE-2001-1559
Published:
2001-12-31
Modified:
2026-04-16
CVSS Score:
5.5
Severity:
MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Vendors
openbsd
Quick Actions
CVSS Severity Scale
0.0 - 3.9 LOW
4.0 - 6.9 MEDIUM
7.0 - 8.9 HIGH
9.0 - 10.0 CRITICAL