CVE-2007-6359

macOS X 10.5.1 - Denial of Service via Crafted Signed Mach-O Binary

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2007-6359. PoCs published by mu-b.

AI-analyzed exploit summary This exploit modifies a signed Mach-O binary to trigger a kernel panic (DoS) in macOS X xnu <= 1228.0 by corrupting the CodeDirectory blob's nCodeSlots field, causing a NULL pointer dereference in cs_validate_page.

Description

The cs_validate_page function in bsd/kern/ubc_subr.c in the xnu kernel 1228.0 and earlier in Apple Mac OS X 10.5.1 allows local users to cause a denial of service (failed assertion and system crash) via a crafted signed Mach-O binary that causes the hashes function to return NULL.

Exploits (1)

exploitdb WORKING POC VERIFIED
by mu-b · cdososx
https://www.exploit-db.com/exploits/4723

This exploit modifies a signed Mach-O binary to trigger a kernel panic (DoS) in macOS X xnu <= 1228.0 by corrupting the CodeDirectory blob's nCodeSlots field, causing a NULL pointer dereference in cs_validate_page.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Moderate
Reliability
Reliable
Target: Apple macOS X xnu <= 1228.0
No auth needed
Prerequisites: A signed Mach-O binary to modify
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (9)

Core 9
Core References
Exploit vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/26840
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/38997
US Government Resource third-party-advisory x_refsource_cert
http://www.us-cert.gov/cas/techalerts/TA08-150A.html
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/30430
Mailing List vendor-advisory x_refsource_apple
http://lists.apple.com/archives/security-announce/2008//May/msg00001.html
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2007/4216
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2008/1697
Vendor Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/28048

Scores

EPSS 0.0101
EPSS Percentile 58.7%

Details

CWE
CWE-189
Status published
Products (1)
apple/mac_os_x 10.5.1
Published Dec 15, 2007
Tracked Since Feb 18, 2026