Published: 15/12/2007 Updated: 08/08/2017

CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9

VMScore: 495

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C

The cs_validate_page function in bsd/kern/ubc_subr.c in the xnu kernel 1228.0 and previous versions 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.

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apple mac os x 10.5.1

/* xnu-superblob-dosc * * Copyright (c) 2007 by <mu-b@digit-labsorg> * * Apple MACOS X xnu <= 12280 local kernel DoS POC * by mu-b - Mon 10 Dec 2007 * * - Tested on: Apple MACOS X 1051 (xnu-122802~1/RELEASE_I386) * * assert trip or bcopy (NULL, ) in cs_validate_page by causing * hashes () to return NULL (there are many ...

CWE-189 http://digit-labs.org/files/exploits/xnu-superblob-dos.c http://www.securityfocus.com/bid/26840 http://secunia.com/advisories/28048 http://lists.apple.com/archives/security-announce/2008//May/msg00001.html http://www.us-cert.gov/cas/techalerts/TA08-150A.html http://secunia.com/advisories/30430 http://www.vupen.com/english/advisories/2007/4216 http://www.vupen.com/english/advisories/2008/1697 https://exchange.xforce.ibmcloud.com/vulnerabilities/38997 https://nvd.nist.gov https://www.exploit-db.com/exploits/4723/

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CVE-2007-6359

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