ISOMAN

CVE

CVE-2011-4600

The networkReloadIptablesRules function in network/bridge_driver.c in libvirt before 0.9.9 does not properly handle firewall rules on bridge networks when libvirtd is restarted, which might allow remote attackers to bypass intended access restrictions via a (1) DNS or (2) DHCP query.

Severity
MEDIUM
CVSS
5.9
Published
Modified

Linked Releases

References

  1. http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=ae1232b298323dd7bef909426e2ebafa6bca9157
  2. http://libvirt.org/news-2012.html
  3. http://www.ubuntu.com/usn/USN-2867-1
  4. https://bugzilla.redhat.com/show_bug.cgi?id=760442
  5. http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=ae1232b298323dd7bef909426e2ebafa6bca9157
  6. http://libvirt.org/news-2012.html
  7. http://www.ubuntu.com/usn/USN-2867-1
  8. https://bugzilla.redhat.com/show_bug.cgi?id=760442