procfs in FreeBSD and possibly other operating systems allows local users to cause a denial of service by calling mmap on the process own mem file, which causes the kernel to hang.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Freebsd | Freebsd | 3.5.1 (including) | 3.5.1 (including) |
| Freebsd | Freebsd | 4.1 (including) | 4.1 (including) |
| Freebsd | Freebsd | 4.1.1 (including) | 4.1.1 (including) |
| Freebsd | Freebsd | 4.2 (including) | 4.2 (including) |
References
- ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:77.procfs.v1.1.asc
- http://www.osvdb.org/1698
- http://www.osvdb.org/6082
- http://www.securityfocus.com/bid/2131
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6107
- ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:77.procfs.v1.1.asc
- http://www.osvdb.org/1698
- http://www.osvdb.org/6082
- http://www.securityfocus.com/bid/2131
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6107