Description
XNU 1228.9.59 and earlier on Apple Mac OS X 10.5.6 and earlier does not properly restrict interaction between user space and the HFS IOCTL handler, which allows local users to overwrite kernel memory and gain privileges by attaching an HFS+ disk image and performing certain steps involving HFS_GET_BOOT_INFO fcntl calls.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://support.apple.com/kb/HT3757 ↗
- http://www.vupen.com/english/advisories/2009/0822 ↗
- http://secunia.com/advisories/36096 ↗
- http://secunia.com/advisories/34424 ↗
- http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.c ↗
- http://lists.apple.com/archives/security-announce/2009/Aug/msg00001.html ↗
- http://www.digit-labs.org/files/exploits/xnu-hfs-fcntl-v2.sh ↗
- http://www.securityfocus.com/bid/34203 ↗
- https://www.exploit-db.com/exploits/8266 ↗
- http://www.securitytracker.com/id?1022671 ↗
- http://www.informationweek.com/news/hardware/mac/showArticle.jhtml?articleID=216401181 ↗
- http://www.vupen.com/english/advisories/2009/2172 ↗
- http://www.us-cert.gov/cas/techalerts/TA09-218A.html ↗