Mandrake security alert: Updated mtools packages fix local root vulnerability

Posted by dave on Feb 25, 2004 7:49 AM EDT
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Sebastian Krahmer found that the mformat program, when installed suid root, can create any file with 0666 permissions as root, and that it also does not drop privileges when reading local configuration files. The updated packages remove the suid bit from mformat.

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1

_______________________________________________________________________

Mandrake Linux Security Update Advisory _______________________________________________________________________

Package name: mtools Advisory ID: MDKSA-2004:016 Date: February 25th, 2004

Affected versions: 9.2 ______________________________________________________________________

Problem Description:

Sebastian Krahmer found that the mformat program, when installed suid root, can create any file with 0666 permissions as root, and that it also does not drop privileges when reading local configuration files. The updated packages remove the suid bit from mformat. ______________________________________________________________________

Updated Packages: Mandrake Linux 9.2: 92f97fa2f63b3bcb1f657c919152381e 9.2/RPMS/mtools-3.9.9-2.1.92mdk.i586.rpm 4346ec1081a440772fa3f40f9d07632d 9.2/SRPMS/mtools-3.9.9-2.1.92mdk.src.rpm

Mandrake Linux 9.2/AMD64: 11cde05b045fcf389c276199589c051d amd64/9.2/RPMS/mtools-3.9.9-2.1.92mdk.amd64.rpm 4346ec1081a440772fa3f40f9d07632d amd64/9.2/SRPMS/mtools-3.9.9-2.1.92mdk.src.rpm _______________________________________________________________________

To upgrade automatically use MandrakeUpdate or urpmi. The verification of md5 checksums and GPG signatures is performed automatically for you.

A list of FTP mirrors can be obtained from:

http://www.mandrakesecure.net/en/ftp.php

All packages are signed by MandrakeSoft for security. You can obtain the GPG public key of the Mandrake Linux Security Team by executing:

gpg --recv-keys --keyserver http://www.mandrakesecure.net 0x22458A98

Please be aware that sometimes it takes the mirrors a few hours to update.

You can view other update advisories for Mandrake Linux at:

http://www.mandrakesecure.net/en/advisories/

MandrakeSoft has several security-related mailing list services that anyone can subscribe to. Information on these lists can be obtained by visiting:

http://www.mandrakesecure.net/en/mlist.php

If you want to report vulnerabilities, please contact

security_linux-mandrake.com

Type Bits/KeyID Date User ID pub 1024D/22458A98 2000-07-10 Linux Mandrake Security Team -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (GNU/Linux)

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