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Sicherheit: Denial of Service in krb5
Aktuelle Meldungen Distributionen
Name: Denial of Service in krb5
ID: FEDORA-2013-21456
Distribution: Fedora
Plattformen: Fedora 20
Datum: Mo, 18. November 2013, 23:10
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-1417
Applikationen: MIT Kerberos

Originalnachricht

Name        : krb5
Product : Fedora 20
Version : 1.11.3
Release : 32.fc20
URL : http://web.mit.edu/kerberos/www/
Summary : The Kerberos network authentication system
Description :
Kerberos V5 is a trusted-third-party network authentication system,
which can improve your network's security by eliminating the insecure
practice of sending passwords over the network in unencrypted form.

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Update Information:

This update incorporates a bug fix to properly reject more invalid names for
credential caches, and the fix for CVE-2013-1417, which could cause a KDC to attempt to dereference a NULL pointer.
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References:

[ 1 ] Bug #1030743 - CVE-2013-1417 krb5: KDC null deref due to referrals
https://bugzilla.redhat.com/show_bug.cgi?id=1030743
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This update can be installed with the "yum" update program. Use
su -c 'yum update krb5' at the command line.
For more information, refer to "Managing Software with yum",
available at http://docs.fedoraproject.org/yum/.

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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