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Mandriva Linux Security Advisory 2012-153

Mandriva Linux Security Advisory 2012-153
Posted Sep 16, 2012
Authored by Mandriva | Site mandriva.com

Mandriva Linux Security Advisory 2012-153 - ISC DHCP 4.1.x before 4.1-ESV-R7 and 4.2.x before 4.2.4-P2 allows remote attackers to cause a denial of service in opportunistic circumstances by establishing an IPv6 lease in an environment where the lease expiration time is later reduced. The updated packages have been patched to correct this issue.

tags | advisory, remote, denial of service
systems | linux, mandriva
advisories | CVE-2012-3955
MD5 | 672943449cb2b0ee8e7004c10bd9df32

Mandriva Linux Security Advisory 2012-153

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

_______________________________________________________________________

Mandriva Linux Security Advisory MDVSA-2012:153
http://www.mandriva.com/security/
_______________________________________________________________________

Package : dhcp
Date : September 16, 2012
Affected: Enterprise Server 5.0
_______________________________________________________________________

Problem Description:

A security issue was identified and fixed in dhcp:

ISC DHCP 4.1.x before 4.1-ESV-R7 and 4.2.x before 4.2.4-P2 allows
remote attackers to cause a denial of service (daemon crash)
in opportunistic circumstances by establishing an IPv6 lease in
an environment where the lease expiration time is later reduced
(CVE-2012-3955).

The updated packages have been patched to correct this issue.
_______________________________________________________________________

References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3955
https://kb.isc.org/article/AA-00779
_______________________________________________________________________

Updated Packages:

Mandriva Enterprise Server 5:
d7c53f0bdfb976d7e391ab03ba330f0a mes5/i586/dhcp-client-4.1.2-0.8mdvmes5.2.i586.rpm
7114cd0bd9181450e7f870eaecf78b71 mes5/i586/dhcp-common-4.1.2-0.8mdvmes5.2.i586.rpm
92489f461fb0409f741250572dcd32f9 mes5/i586/dhcp-devel-4.1.2-0.8mdvmes5.2.i586.rpm
d1e62d5ecc85bce8925187ee43bf7fd4 mes5/i586/dhcp-doc-4.1.2-0.8mdvmes5.2.i586.rpm
01700c9011875ed4e3f3fee02f1f7d46 mes5/i586/dhcp-relay-4.1.2-0.8mdvmes5.2.i586.rpm
78f3dfa78a3258ae3fb6e7364819f173 mes5/i586/dhcp-server-4.1.2-0.8mdvmes5.2.i586.rpm
3ef70d584592f7c1fcfbc5370d4199cb mes5/SRPMS/dhcp-4.1.2-0.8mdvmes5.2.src.rpm

Mandriva Enterprise Server 5/X86_64:
df0e98aa316894f3ca9d846573ea811d mes5/x86_64/dhcp-client-4.1.2-0.8mdvmes5.2.x86_64.rpm
2cfc9181bc5f260063a5978b610af003 mes5/x86_64/dhcp-common-4.1.2-0.8mdvmes5.2.x86_64.rpm
d8c41be05d8506e3ce65f7f501510682 mes5/x86_64/dhcp-devel-4.1.2-0.8mdvmes5.2.x86_64.rpm
1a875506e6b6e686f75496560e0560ac mes5/x86_64/dhcp-doc-4.1.2-0.8mdvmes5.2.x86_64.rpm
1c2ddd51c919b480daf912ed59eadcd2 mes5/x86_64/dhcp-relay-4.1.2-0.8mdvmes5.2.x86_64.rpm
5b7b0f32cf2e834c68021620c93515a0 mes5/x86_64/dhcp-server-4.1.2-0.8mdvmes5.2.x86_64.rpm
3ef70d584592f7c1fcfbc5370d4199cb mes5/SRPMS/dhcp-4.1.2-0.8mdvmes5.2.src.rpm
_______________________________________________________________________

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

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

gpg --recv-keys --keyserver pgp.mit.edu 0x22458A98

You can view other update advisories for Mandriva Linux at:

http://www.mandriva.com/security/advisories

If you want to report vulnerabilities, please contact

security_(at)_mandriva.com
_______________________________________________________________________

Type Bits/KeyID Date User ID
pub 1024D/22458A98 2000-07-10 Mandriva Security Team
<security*mandriva.com>
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Version: GnuPG v1.4.11 (GNU/Linux)

iD8DBQFQVX4JmqjQ0CJFipgRAu+KAJ9/13Mqxb0vf1Y6Gn1f3I5w9SgwTQCZAUwF
hJHvnBtt4jQR4CKYQsJXGsg=
=a7nw
-----END PGP SIGNATURE-----

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