(Mandrake Issues Fix) Re: Xinetd File Descriptor Leak May Allow a Remote User to Cause the Daemon to Crash
|
|
SecurityTracker Alert ID: 1005145
|
|
CVE Reference: CVE-2002-0871
(Links to External Site)
|
Updated: Feb 21 2004
|
Original Entry Date: Aug 27 2002
|
Impact: Denial of service via network
|
Fix Available: Yes
Vendor Confirmed: Yes
|
Version(s): 2.3.4 - 2.3.6
|
Description: A denial of service vulnerability was reported in xinetd. A remote user may be able to cause xinetd to crash.
It is reported that there is a file descriptor leak in xinetd. A signal pipe could leak into child processes.
No further details were provided.
The vendor credits Solar Designer with reporting this flaw.
|
Impact: A remote user may be able to cause the daemon to crash.
|
Solution: Mandrake has issued a fix:
Mandrake Linux 8.2:
1ae58d1e98290a5ddee12d5befc1ca81 8.2/RPMS/xinetd-2.3.7-1.1mdk.i586.rpm
b8b28576800b4c42196dabd9c1fd27be
8.2/RPMS/xinetd-ipv6-2.3.7-1.1mdk.i586.rpm
a043a1333f89640004fcf0c6e0bddc8e 8.2/SRPMS/xinetd-2.3.7-1.1mdk.src.rpm
Mandrake
Linux 8.2/ppc:
c1d1fdc1a8de2a8c84dd7f9820affa48 ppc/8.2/RPMS/xinetd-2.3.7-1.1mdk.ppc.rpm
30cfa04fa0b8f5792d0d5b3a3dfac8b6
ppc/8.2/RPMS/xinetd-ipv6-2.3.7-1.1mdk.ppc.rpm
a043a1333f89640004fcf0c6e0bddc8e ppc/8.2/SRPMS/xinetd-2.3.7-1.1mdk.src.rpm
|
Vendor URL: www.xinetd.org/ (Links to External Site)
|
Cause: Resource error, State error
|
Underlying OS: Linux (Mandrake)
|
Underlying OS Comments: 8.2
|
Reported By: Mandrake Linux Security Team <security@linux-mandrake.com>
|
Message History:
This archive entry is a follow-up to the message listed below.
|
Source Message Contents
|
Date: 26 Aug 2002 23:44:59 -0000
From: Mandrake Linux Security Team <security@linux-mandrake.com>
Subject: [Full-Disclosure] MDKSA-2002:053 - xinetd update
|
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1
________________________________________________________________________
Mandrake Linux Security Update Advisory
________________________________________________________________________
Package name: xinetd
Advisory ID: MDKSA-2002:053
Date: August 26th, 2002
Affected versions: 8.2
________________________________________________________________________
Problem Description:
A vulnerability was discovered by Solar Designer in xinetd. File
descriptors for the signal pipe that were introduced in version 2.3.4
are leaked into services started by xinetd, which can then be used to
talk to xinetd, resulting in a crash of xinetd.
________________________________________________________________________
References:
________________________________________________________________________
Updated Packages:
Mandrake Linux 8.2:
1ae58d1e98290a5ddee12d5befc1ca81 8.2/RPMS/xinetd-2.3.7-1.1mdk.i586.rpm
b8b28576800b4c42196dabd9c1fd27be 8.2/RPMS/xinetd-ipv6-2.3.7-1.1mdk.i586.rpm
a043a1333f89640004fcf0c6e0bddc8e 8.2/SRPMS/xinetd-2.3.7-1.1mdk.src.rpm
Mandrake Linux 8.2/ppc:
c1d1fdc1a8de2a8c84dd7f9820affa48 ppc/8.2/RPMS/xinetd-2.3.7-1.1mdk.ppc.rpm
30cfa04fa0b8f5792d0d5b3a3dfac8b6 ppc/8.2/RPMS/xinetd-ipv6-2.3.7-1.1mdk.ppc.rpm
a043a1333f89640004fcf0c6e0bddc8e ppc/8.2/SRPMS/xinetd-2.3.7-1.1mdk.src.rpm
________________________________________________________________________
Bug IDs fixed (see https://qa.mandrakesoft.com for more information):
________________________________________________________________________
To upgrade automatically, use MandrakeUpdate. The verification of md5
checksums and GPG signatures is performed automatically for you.
If you want to upgrade manually, download the updated package from one
of our FTP server mirrors and upgrade with "rpm -Fvh *.rpm". A list of
FTP mirrors can be obtained from:
http://www.mandrakesecure.net/en/ftp.php
Please verify the update prior to upgrading to ensure the integrity of
the downloaded package. You can do this with the command:
rpm --checksig <filename>
All packages are signed by MandrakeSoft for security. You can obtain
the GPG public key of the Mandrake Linux Security Team from:
https://www.mandrakesecure.net/RPM-GPG-KEYS
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
<security@linux-mandrake.com>
- -----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v1.0.7 (GNU/Linux)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=yGlX
- -----END PGP PUBLIC KEY BLOCK-----
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.0.7 (GNU/Linux)
iD8DBQE9ar17mqjQ0CJFipgRAuEuAJwMvw7nnQydNnDzjspXyU/EVvulIACg87rt
TLYrimqpGF0mE6be2lYpkUA=
=p5iv
-----END PGP SIGNATURE-----
_______________________________________________
Full-Disclosure - We believe in it.
Charter: http://lists.netsys.com/full-disclosure-charter.html
|
|
