Integer overflow in the do_brk function for the brk system call in Linux kernel 2.4.22 and earlier allows local users to gain root privileges.
http://www.redhat.com/support/errata/RHSA-2003-389.html
http://www.redhat.com/support/errata/RHSA-2003-368.html
http://www.novell.com/linux/security/advisories/2003_049_kernel.html
http://www.mandriva.com/security/advisories?name=MDKSA-2003:110
http://www.kb.cert.org/vuls/id/301156
http://www.debian.org/security/2004/dsa-475
http://www.debian.org/security/2004/dsa-470
http://www.debian.org/security/2004/dsa-450
http://www.debian.org/security/2004/dsa-442
http://www.debian.org/security/2004/dsa-440
http://www.debian.org/security/2004/dsa-439
http://www.debian.org/security/2004/dsa-433
http://www.debian.org/security/2004/dsa-423
http://www.debian.org/security/2004/dsa-417
http://www.debian.org/security/2003/dsa-403
http://secunia.com/advisories/10338
http://secunia.com/advisories/10333
http://secunia.com/advisories/10330
http://secunia.com/advisories/10329
http://secunia.com/advisories/10328
http://marc.info/?l=bugtraq&m=107394143105081&w=2
http://marc.info/?l=bugtraq&m=107064830206816&w=2
http://marc.info/?l=bugtraq&m=107064798706473&w=2
http://isec.pl/papers/linux_kernel_do_brk.pdf
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000796