FreeBSD kernel denial of service

freebsd-kernel-dos (16100) The risk level is classified as MediumMedium Risk


FreeBSD is vulnerable to a denial of service attack. By copying vm_exitingcnt to the new vmspace in the vmspace_exec function, a local attacker could cause the system to panic or crash.


Denial of Service


For FreeBSD 5.x:
Upgrade to the latest version of FreeBSD, as listed in BugTraq Mailing List posting dated Wed May 05 2004 - 11:56:36 CDT. See References.


Platforms Affected:

  • FreeBSD FreeBSD 4.0
  • FreeBSD FreeBSD 4.1
  • FreeBSD FreeBSD 4.1.1
  • FreeBSD FreeBSD 4.2
  • FreeBSD FreeBSD 4.3
  • FreeBSD FreeBSD 4.4
  • FreeBSD FreeBSD 4.5
  • FreeBSD FreeBSD 4.6
  • FreeBSD FreeBSD 4.6.2
  • FreeBSD FreeBSD 4.7
  • FreeBSD FreeBSD 4.8
  • FreeBSD FreeBSD 4.9
  • FreeBSD FreeBSD 5.0


May 07, 2004

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