[sec] tool

StackGuard
 http://immunix.org/stackguard.html
IBM Stack Smashing Protector (SSP)
 http://www.trl.ibm.com/projects/security/ssp/
Bounds Checking
 http://www-ala.doc.ic.ac.uk/~phjk/BoundsChecking.html
 http://www.openwall.com/linux/
Libsafe
 http://www.research.avayalabs.com/project/libsafe/
Free BSD stack integrity patch (libparanoia)
 http://www.lexa.ru/snar/libparanoia/

Janus
http://www.cs.berkeley.edu/~daw/janus/
FormatGurad
http://immunix.org/
BOWall
http://www.security.nnov.ru/bo/eng/BOWall/
StackShield
http://www.angelfire.com/sk/stackshield/


書き込みを終了するコード
strcpy()  0x00（null）
gets()    0x0a（LF）
0xff (EOF)


Qpopper vsersion2.4
 pop_msg.c vsprintf(mp, format, ap);
現：4.0.5
http://www.eudora.com/products/unsupported/qpopper/index.html

情報元：http://www.ipa.go.jp/index.html