CVE-2006-4435

OpenBSD 3.8-3.9 - Denial of Service via Semaphore Allocation

Title source: llm
STIX 2.1

Description

OpenBSD 3.8, 3.9, and possibly earlier versions allows context-dependent attackers to cause a denial of service (kernel panic) by allocating more semaphores than the default.

References (7)

Core 7
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/28195
Patch vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/19713
Various Sources vendor-advisory x_refsource_openbsd
http://www.openbsd.org/errata.html#sem
Various Sources vendor-advisory x_refsource_openbsd
http://www.openbsd.org/errata38.html#sem
Patch vdb-entry x_refsource_sectrack
http://securitytracker.com/id?1016756
Patch, Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/21642
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/28617

Scores

EPSS 0.0006
EPSS Percentile 17.3%

Details

Status published
Products (2)
openbsd/openbsd 3.8
openbsd/openbsd 3.9
Published Aug 29, 2006
Tracked Since Feb 18, 2026