drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Denial of Service in Keepalived
Name: |
Denial of Service in Keepalived |
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ID: |
201207-07 |
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Distribution: |
Gentoo |
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Plattformen: |
Keine Angabe |
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Datum: |
Di, 10. Juli 2012, 10:38 |
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Referenzen: |
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1784 |
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Applikationen: |
Keepalived |
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Originalnachricht |
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201207-07 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - http://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: Normal Title: Keepalived: Denial of Service Date: July 09, 2012 Bugs: #371469 ID: 201207-07
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Synopsis ========
Keepalived uses world-writable PID files, allowing a local attacker to kill arbitrary processes.
Background ==========
Keepalived is a strong & robust keepalive facility to the Linux Virtual Server project.
Affected packages =================
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-cluster/keepalived < 1.2.2-r3 >= 1.2.2-r3
Description ===========
The "pidfile_write()" function in pidfile.c in Keepalived writes PID files with insecure permissions.
Impact ======
A local attacker may be able to cause a Denial of Service of arbitrary processes.
Workaround ==========
There is no known workaround at this time.
Resolution ==========
All Keepalived users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot -v ">=sys-cluster/keepalived-1.2.2-r3"
References ==========
[ 1 ] CVE-2011-1784 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1784
Availability ============
This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201207-07.xml
Concerns? =========
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
License =======
Copyright 2012 Gentoo Foundation, Inc; referenced text belongs to its owner(s).
The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license.
http://creativecommons.org/licenses/by-sa/2.5
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