Internet Security: Vendor-Specific Security Patches

• BSDI
  ftp://ftp.bsdi.com/bsdi/patches
  
  
• CALDERA OPENLINUX
  ftp://ftp.caldera.com/pub
  
  
• DEBIAN LINUX
  ftp://cgi.debian.org/www-master/debian.org/security
  
  
• DEC
  www.service.digital.com/patches/index.html
  
  
• FREEBSD
  ftp://ftp.freebsd.org/pub/freebsd
  
  
• HP
  us-support.external.hp.com
  
  
• IBM
  service.software.ibm.com/support/rs6000
  
  
• NT
  www.microsoft.com/security/default.asp
  
  
• OPENBSD
  www.openbsd.org/errata.html
  
  
• REDHAT LINUX
  www.redhat.com
  
  
• SCO
  ftp://ftp.sco.com/SSE
  
  
• SGI
  ftp://sgigate.sgi.com/patches
  
  
• SUN
  sunsolve.sun.com/pub-cgi/show.pl?target=patches/patch-access