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Linux Man Malicious Cache File Creation Vulnerability

Solution:
Removing the setuid bit from '/usr/lib/man-db/mandb' will eliminate the possibility of immediately gaining uid 'man'. It may also be advisable to remove the setuid bit from '/usr/lib/man-db/man' as well.

Vendor updates which rectify this issue are available:


Debian Linux 2.2

• Debian 2.2 alpha man-db_2.3.16-4_alpha.deb
  http://security.debian.org/dists/stable/updates/main/binary-alpha/man- db_2.3.16-4_alpha.deb


• Debian 2.2 arm man-db_2.3.16-4_arm.deb
  http://security.debian.org/dists/stable/updates/main/binary-arm/man-db _2.3.16-4_arm.deb


• Debian 2.2 i386 man-db_2.3.16-4_i386.deb
  http://security.debian.org/dists/stable/updates/main/binary-i386/man-d b_2.3.16-4_i386.deb


• Debian 2.2 m68k man-db_2.3.16-4_m68k.deb
  http://security.debian.org/dists/stable/updates/main/binary-m68k/man-d b_2.3.16-4_m68k.deb


• Debian 2.2 ppc man-db_2.3.16-4_powerpc.deb
  http://security.debian.org/dists/stable/updates/main/binary-powerpc/ma n-db_2.3.16-4_powerpc.deb


• Debian 2.2 sparc man-db_2.3.16-4_sparc.deb
  http://security.debian.org/dists/stable/updates/main/binary-sparc/man- db_2.3.16-4_sparc.deb