Linux Security
    Linux Security
    Linux Security

    Debian: openssl insecure temporary file creation fix

    Date 30 Nov 2004
    Posted By Joe Shakespeare
    Trustix developers discovered insecure temporary file creation in a supplemental script (der_chop) of the openssl package which may allow local users to overwrite files via a symlink attack.
    Debian Security Advisory DSA 603-1                     This email address is being protected from spambots. You need JavaScript enabled to view it.                             Martin Schulze
    December 1st, 2004            
    Package        : openssl
    Vulnerability  : insecure temporary file
    Problem-Type   : local/remote
    Debian-specific: no
    CVE ID         : CAN-2004-0975
    Trustix developers discovered insecure temporary file creation in a
    supplemental script (der_chop) of the openssl package which may allow
    local users to overwrite files via a symlink attack.
    For the stable distribution (woody) this problem has been fixed in
    version 0.9.6c-2.woody.7.
    For the unstable distribution (sid) this problem has been fixed in
    version 0.9.7e-1.
    We recommend that you upgrade your openssl package.
    Upgrade Instructions
    wget url
            will fetch the file for you
    dpkg -i file.deb
            will install the referenced file.
    If you are using the apt-get package manager, use the line for
    sources.list as given below:
    apt-get update
            will update the internal database
    apt-get upgrade
            will install corrected packages
    You may use an automated update by adding the resources from the
    footer to the proper configuration.
    Debian GNU/Linux 3.0 alias woody
      Source archives:
          Size/MD5 checksum:      632 602dbc2dbc2ca2030c00f2fe4974b2ff
          Size/MD5 checksum:    45284 9099375084f05be1f16e29426e206c6c
          Size/MD5 checksum:  2153980 c8261d93317635d56df55650c6aeb3dc
      Architecture independent components:
          Size/MD5 checksum:      984 a582c62beb11f42b194720a4aca778fb
      Alpha architecture:
          Size/MD5 checksum:  1551570 e292eefea2c0377a724c568798674ad8
          Size/MD5 checksum:   571464 95cad9ee036e17185570d296e20d9080
          Size/MD5 checksum:   736594 96b53586706663281cfe5dfba0e79274
      ARM architecture:
          Size/MD5 checksum:  1358204 7906fdccc0e785b27a792cb58ad8d974
          Size/MD5 checksum:   474270 95c0d657bf8dc54347a721cc159839b3
          Size/MD5 checksum:   729984 13a17525bb5ee02f710e576627cdaa29
      Intel IA-32 architecture:
          Size/MD5 checksum:  1290528 54b46bf19ba1543a2e10f02a27e81860
          Size/MD5 checksum:   461966 b5380c072591fc7601d1675983ac2c58
          Size/MD5 checksum:   723366 32dd684d4d6e4d77882cbfd5e26e5a16
      Intel IA-64 architecture:
          Size/MD5 checksum:  1615432 f6d3a4ad7c86c560ba3bf1cf457fc4f3
          Size/MD5 checksum:   711282 6923b5f064948242ce97758b3d870654
          Size/MD5 checksum:   763686 4395eaf2e524871f9964d0e06fb11342
      HP Precision architecture:
          Size/MD5 checksum:  1435266 bd54f26da83b155d9d7277880cb41524
          Size/MD5 checksum:   565130 a8aa7b3edddf38069acb76132f8f5339
          Size/MD5 checksum:   742112 1602fe86f48babafc1b9cfde5a0566de
      Motorola 680x0 architecture:
          Size/MD5 checksum:  1266658 9542b5977cf79e3b5c720b7de1c9978b
          Size/MD5 checksum:   450852 f25d15907a2a8967772065c9ee2190b9
          Size/MD5 checksum:   720638 0e1eadb4432cbfec7305ae1719eea4d5
      Big endian MIPS architecture:
          Size/MD5 checksum:  1416416 e4b572714439992513818d5d184d4e37
          Size/MD5 checksum:   483884 3b3d29ce161764d3f96747c4c519302a
          Size/MD5 checksum:   718050 664bc23cd63398861ba6d4742c8d1865
      Little endian MIPS architecture:
          Size/MD5 checksum:  1410908 227926332c25764953e7ba5561367208
          Size/MD5 checksum:   476920 e7c92808e7307dbf0e932df875b2b9d0
          Size/MD5 checksum:   717396 1e40242efebc9c17eb5518f727870b6a
      PowerPC architecture:
          Size/MD5 checksum:  1387080 791d8455a44c7525cddc9da128a4c952
          Size/MD5 checksum:   502688 fdaedc1290dd7a3e7f9f85f2d347407e
          Size/MD5 checksum:   726936 a162e3135ac2da498d997d0cad134334
      IBM S/390 architecture:
          Size/MD5 checksum:  1326728 0ebfdd2e503767ffcbe81a27e4c9fdcf
          Size/MD5 checksum:   510694 795765b236ba20e08a341d4790059915
          Size/MD5 checksum:   731846 286d0fd35b8f4644bf5fe832ea9e3a32
      Sun Sparc architecture:
          Size/MD5 checksum:  1344486 e6cb9a98d11088e67dc5e9c9e69914eb
          Size/MD5 checksum:   484982 81b108c09f20effa6bee11cf5cf9d76c
          Size/MD5 checksum:   737436 3404c0b661a45984755c53897b5e58cc
      These files will probably be moved into the stable distribution on
      its next update.
    For apt-get: deb stable/updates main
    For dpkg-ftp: dists/stable/updates/main
    Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it.
    Package info: `apt-cache show ' and

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