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Debian: 'dialog' symlink attack Print E-mail
User Rating:      How can I rate this item?
Posted by LinuxSecurity.com Team   
Debian dialog previously did not create them safely which made itsusceptible to a symlink attack.

- ------------------------------------------------------------------------
Debian Security Advisory DSA-008-1                   security@debian.org 
http://www.debian.org/security/                         Wichert Akkerman
December 25, 2000
- ------------------------------------------------------------------------


Package        : dialog
Problem type   : insecure temporary files
Debian-specific: no

Matt Kraai reported that he found a problem in the way dialog
creates lock-files: it did not create them safely which made it
susceptible to a symlink attack.

This has been fixed in version 0.9a-20000118-3bis.

wget url
        will fetch the file for you
dpkg -i file.deb
        will install the referenced file.


Debian GNU/Linux 2.2 alias potato
- ---------------------------------

  Potato was released for alpha, arm, i386, m68k, powerpc and sparc.

  Source archives:
    
http://security.debian.org/dists/stable/updates/main/source/dialog_0.9a-20000118
-3bis.diff.gz
      MD5 checksum: 78b6e69859bc18f738982d4f1bd390c7
    
http://security.debian.org/dists/stable/updates/main/source/dialog_0.9a-20000118
-3bis.dsc
      MD5 checksum: 9bd63778ae6f295d9c06d22ac5910b92
    
http://security.debian.org/dists/stable/updates/main/source/dialog_0.9a-20000118
.orig.tar.gz
      MD5 checksum: ffa7381631cb24aa5d61dab7f2f1245b

  Alpha architecture:
    
http://security.debian.org/dists/stable/updates/main/binary-alpha/dialog_0.9a-20
000118-3bis_alpha.deb
      MD5 checksum: 57c04e1f8dec33de5dffee92d0b162cb

  ARM architecture: 
http://security.debian.org/dists/stable/updates/main/binary-arm/dialog_0.9a-2000
0118-3bis_arm.deb
      MD5 checksum: 5735033a17262209a1130459229a0982

  Intel ia32 architecture:
    
http://security.debian.org/dists/stable/updates/main/binary-i386/dialog_0.9a-200
00118-3bis_i386.deb
      MD5 checksum: f38bbfaa0076a590fe2421eb2ab68a9f

  Motorola 680x0 architecture:
    
http://security.debian.org/dists/stable/updates/main/binary-m68k/dialog_0.9a-200
00118-3bis_m68k.deb
      MD5 checksum: e7d0985d05a750c6550dd778ab14863e

  PowerPC architecture:
    
http://security.debian.org/dists/stable/updates/main/binary-powerpc/dialog_0.9a-
20000118-3bis_powerpc.deb
      MD5 checksum: 13033d33c56d4e18e8442cc2debaa6f8

  Sun Sparc architecture:
    
http://security.debian.org/dists/stable/updates/main/binary-sparc/dialog_0.9a-20
000118-3bis_sparc.deb
      MD5 checksum: c310130da0b7ba8ad8d52003db9669c3

  These files will be moved into
   ftp://ftp.debian.org/debian/dists/stable/*/binary-$arch/ soon.

For not yet released architectures please refer to the appropriate
directory  ftp://ftp.debian.org/debian/dists/sid/binary-$arch/ .

- -- 


 
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