CVE-2016-6522

MEDIUM

OpenBSD 5.9 - DoS

Title source: llm

Description

Integer overflow in the uvm_map_isavail function in uvm/uvm_map.c in OpenBSD 5.9 allows local users to cause a denial of service (kernel panic) via a crafted mmap call, which triggers the new mapping to overlap with an existing mapping.

Scores

CVSS v3 5.5
EPSS 0.0008
EPSS Percentile 24.0%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE
CWE-190
Status published

Affected Products (2)

openbsd/openbsd
n/a/n/a

Timeline

Published Mar 07, 2017
Tracked Since Feb 18, 2026