FreeBSD port programs that use libkvm for FreeBSD 4.6.2-RELEASE and earlier, including (1) asmon, (2) ascpu, (3) bubblemon, (4) wmmon, and (5) wmnet2, leave open file descriptors for /dev/mem and /dev/kmem, which allows local users to read kernel memory.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Freebsd | Freebsd | 4.2 (including) | 4.2 (including) |
| Freebsd | Freebsd | 4.3 (including) | 4.3 (including) |
| Freebsd | Freebsd | 4.4 (including) | 4.4 (including) |
| Freebsd | Freebsd | 4.5 (including) | 4.5 (including) |
| Freebsd | Freebsd | 4.6 (including) | 4.6 (including) |
References
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:39.libkvm.asc
- http://archives.neohapsis.com/archives/vulnwatch/2002-q3/0115.html
- http://marc.info/?l=bugtraq\u0026m=103228135413310\u0026w=2
- http://www.iss.net/security_center/static/10109.php
- http://www.securityfocus.com/bid/5714
- http://www.securityfocus.com/bid/5716
- http://www.securityfocus.com/bid/5718
- http://www.securityfocus.com/bid/5719
- http://www.securityfocus.com/bid/5720
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:39.libkvm.asc
- http://archives.neohapsis.com/archives/vulnwatch/2002-q3/0115.html
- http://marc.info/?l=bugtraq\u0026m=103228135413310\u0026w=2
- http://www.iss.net/security_center/static/10109.php
- http://www.securityfocus.com/bid/5714
- http://www.securityfocus.com/bid/5716
- http://www.securityfocus.com/bid/5718
- http://www.securityfocus.com/bid/5719
- http://www.securityfocus.com/bid/5720