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Re: [SECURITY] [DSA 1150-1] New shadow packages fix privilege escalation



Hello,

just a question: I can't find a package by this name "shadow". So
what's this all about?

Greetings

Steffen Hoffmann

Martin Schulze, 12.08.2006 18:50:
> --------------------------------------------------------------------------
> Debian Security Advisory DSA 1150-1                    security@debian.org
> http://www.debian.org/security/                             Martin Schulze
> August 12th, 2006                       http://www.debian.org/security/faq
> --------------------------------------------------------------------------
> 
> Package        : shadow
> Vulnerability  : programming error
> Problem type   : local
> Debian-specific: no
> CVE ID         : CVE-2006-2194
> BugTraq ID     : 18849
> 
> A bug has been discovered in several packages that execute teh
> setuid() system call without checking for sucess when trying to drop
> privileges, which may fail with some PAM configurations.
> 
> For the stable distribution (sarge) this problem has been fixed in
> version 4.0.3-31sarge8.
> 
> For the unstable distribution (sid) this problem has been fixed in
> version 4.0.17-2.
> 
> We recommend that you upgrade your passwd 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 at the end of this advisory:
> 
> 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 3.1 alias sarge
> --------------------------------
> 
>   Source archives:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/shadow_4.0.3-31sarge8.dsc
>       Size/MD5 checksum:      839 41bfb3755b2ce8757503ddacdc16ce2e
>     http://security.debian.org/pool/updates/main/s/shadow/shadow_4.0.3-31sarge8.diff.gz
>       Size/MD5 checksum:  1319891 37ff81fdb6257fd5fbf0dac750994a17
>     http://security.debian.org/pool/updates/main/s/shadow/shadow_4.0.3.orig.tar.gz
>       Size/MD5 checksum:  1045704 b52dfb2e5e8d9a4a2aae0ca1b266c513
> 
>   Alpha architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_alpha.deb
>       Size/MD5 checksum:   592990 fc32b98aaa86270b24ffcbcc628c6b53
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_alpha.deb
>       Size/MD5 checksum:   693290 df12c75d0cb8a4ed74cf3d9b9a42b544
> 
>   AMD64 architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_amd64.deb
>       Size/MD5 checksum:   583790 a6fa0e91cff19cce477ffa2ef9c15a51
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_amd64.deb
>       Size/MD5 checksum:   598818 bd00af826eb416d84a806d3b85aae20a
> 
>   ARM architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_arm.deb
>       Size/MD5 checksum:   573182 ff4ee5cfa0a41db6b0d3828b85791eb1
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_arm.deb
>       Size/MD5 checksum:   524146 b3163af303b9325b8b3fbd17847d5510
> 
>   Intel IA-32 architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_i386.deb
>       Size/MD5 checksum:   575962 da7d31edbc2ae8efa062efceb7412403
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_i386.deb
>       Size/MD5 checksum:   528482 674bc0f5a55b5a9c089776946881912e
> 
>   Intel IA-64 architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_ia64.deb
>       Size/MD5 checksum:   602812 6d5bf5529766f141197e06526ad89e03
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_ia64.deb
>       Size/MD5 checksum:   757510 ee72e952ae6a72ad1bb43926736fc524
> 
>   HP Precision architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_hppa.deb
>       Size/MD5 checksum:   583126 6a6fe662ce9b70b105445287f7de8350
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_hppa.deb
>       Size/MD5 checksum:   573358 52982450016009a1d105026df2ed9476
> 
>   Motorola 680x0 architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_m68k.deb
>       Size/MD5 checksum:   571880 95318dd38be1768f37870ef76772d468
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_m68k.deb
>       Size/MD5 checksum:   512466 84bb5dfc7a00b48331d16135659ce4b1
> 
>   Big endian MIPS architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_mips.deb
>       Size/MD5 checksum:   588494 9fe712af58492605236207221ca86cbf
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_mips.deb
>       Size/MD5 checksum:   656588 bcc61369a7b7d26c0f2deae3fcea169b
> 
>   Little endian MIPS architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_mipsel.deb
>       Size/MD5 checksum:   587674 9d4ab58720cbeff9e77ca5e543092cfd
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_mipsel.deb
>       Size/MD5 checksum:   654250 1ddb102ea0773af194c5ac4198d91b14
> 
>   PowerPC architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_powerpc.deb
>       Size/MD5 checksum:   583558 43a88fc71b1d49d0fa369008f683bf6a
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_powerpc.deb
>       Size/MD5 checksum:   565848 cb039cc1d7d3b3b2197336b246a005a4
> 
>   IBM S/390 architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_s390.deb
>       Size/MD5 checksum:   583082 d2bc93a93d9c8d558e9928267ebcbf36
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_s390.deb
>       Size/MD5 checksum:   578882 983719b3c73ce360585e49a38ba2f2e1
> 
>   Sun Sparc architecture:
> 
>     http://security.debian.org/pool/updates/main/s/shadow/login_4.0.3-31sarge8_sparc.deb
>       Size/MD5 checksum:   575736 1d138fefdee9b5714f002ec0dd56b7f7
>     http://security.debian.org/pool/updates/main/s/shadow/passwd_4.0.3-31sarge8_sparc.deb
>       Size/MD5 checksum:   532128 96efe104eae8a228474a5d456c3b2907
> 
> 
>   These files will probably be moved into the stable distribution on
>   its next update.
> 
> ---------------------------------------------------------------------------------
> For apt-get: deb http://security.debian.org/ stable/updates main
> For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main
> Mailing list: debian-security-announce@lists.debian.org
> Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg>
> 

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