Masquerading code for Linux kernel before 2.2.19 does not fully check packet lengths in certain cases, which may lead to a vulnerability.Referenceshttp://www.redhat.com/support/errata/RHSA-2001-047.htmlhttp://marc.info/?l=bugtraq&m=98637996127004&w=2http://www.linux.org.uk/VERSION/relnotes.2219.htmlhttps://www.debian.org/security/2001/dsa-047http://marc.info/?l=bugtraq&m=98759029811377&w=2http://marc.info/?l=bugtraq&m=98684172109474&w=2http://marc.info/?l=bugtraq&m=98575345009963&w=2http://marc.info/?l=bugtraq&m=98775114228203&w=2http://marc.info/?l=bugtraq&m=98653252326445&w=2http://marc.info/?l=bugtraq&m=99013830726309&w=2