FreeBSD 8.1/7.3 vm.pmap kernel local race condition

[bryn1u]

Next bug in freebsd ?

http://securityreason.com/securityalert/7733

Topic :
FreeBSD 8.1/7.3 vm.pmap kernel local race condition

Arrow SecurityAlert : 7733
Arrow CVE : CVE-GENERIC
Arrow SecurityRisk : Medium Security Risk Medium (About)
Arrow Remote Exploit : No
Arrow Local Exploit : Yes
Arrow Victim interaction required : No
Arrow Exploit Available : Yes
Arrow Credit : Maksymilian Arciemowicz

No solutions on this exploit ?

 

[Sfynx]

Is this a working exploit? I haven't yet seen any security update relating to this.

 

[expl]

Its possible to crash the kernel if you have access to several users running "fork() bombs".