CVE-2006-5483

FreeBSD 6.1 - Denial of Service via Scheduler Policy Setting

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2006-5483. PoCs published by kokanin.

AI-analyzed exploit summary This exploit leverages a missing privilege check in FreeBSD's scheduler policy setting to cause a local denial of service (DoS) by setting a high-priority scheduler policy (SCHED_FIFO) and entering an infinite loop, consuming CPU resources.

Description

p1003_1b.c in FreeBSD 6.1 allows local users to cause an unspecified denial of service by setting a scheduler policy, which should only be settable by root.

Exploits (1)

exploitdb WORKING POC VERIFIED
by kokanin · cdosbsd
https://www.exploit-db.com/exploits/2542

This exploit leverages a missing privilege check in FreeBSD's scheduler policy setting to cause a local denial of service (DoS) by setting a high-priority scheduler policy (SCHED_FIFO) and entering an infinite loop, consuming CPU resources.

Classification
Working Poc 100%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: FreeBSD 5.5-RELEASE, 6.0-RELEASE-p5, 6.1-RELEASE, 6.1-RELEASE-p10
No auth needed
Prerequisites: Local access to a vulnerable FreeBSD system
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Various Sources mailing-list x_refsource_mlist
http://lists.freebsd.org/pipermail/cvs-src/2006-May/063969.html
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/22413
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/20517

Scores

EPSS 0.0063
EPSS Percentile 45.4%

Details

Status published
Products (1)
freebsd/freebsd 6.1
Published Oct 24, 2006
Tracked Since Feb 18, 2026