CVEvulnerability

CVE-2001-0268

7.2 HIGH Published 2001-05-03 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2001-05-03
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C

Description

The i386_set_ldt system call in NetBSD 1.5 and earlier, and OpenBSD 2.8 and earlier, when the USER_LDT kernel option is enabled, does not validate a call gate target, which allows local users to gain root privileges by creating a segment call gate in the Local Descriptor Table (LDT) with a target that specifies an arbitrary kernel address.

Affected configurations

• netbsd netbsd (<= 1.5) • openbsd openbsd (<= 2.8)

References