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> <channel><title>nixCraft &#187; critical security</title> <atom:link href="http://www.cyberciti.biz/tips/tag/critical-security/feed" rel="self" type="application/rss+xml" /><link>http://www.cyberciti.biz/tips</link> <description>This is a Linux sys admin journal by Vivek about sys admin work, Linux tips &#38; tricks, hacks, news and more.</description> <lastBuildDate>Fri, 03 Feb 2012 22:45:35 +0000</lastBuildDate> <language>en</language> <sy:updatePeriod>hourly</sy:updatePeriod> <sy:updateFrequency>1</sy:updateFrequency> <generator>http://wordpress.org/?v=3.3.1</generator> <item><title>Red Hat Enterprise Linux 5 IMPORTANT Security Update [ 4-Nov-2008 ]</title><link>http://www.cyberciti.biz/tips/red-hat-enterprise-linux5-critical-security.html</link> <comments>http://www.cyberciti.biz/tips/red-hat-enterprise-linux5-critical-security.html#comments</comments> <pubDate>Tue, 04 Nov 2008 21:35:30 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[kernel]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[News]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Security]]></category> <category><![CDATA[Security Alert]]></category> <category><![CDATA[checks]]></category> <category><![CDATA[cr4]]></category> <category><![CDATA[critical security]]></category> <category><![CDATA[CVE-2006-5755 CVE-2007-5907 CVE-2008-2372 CVE-2008-3276 CVE-2008-3527 CVE-2008-3833 CVE-2008-4210 CVE-2008-4302]]></category> <category><![CDATA[denial of service]]></category> <category><![CDATA[enterprise linux]]></category> <category><![CDATA[failure]]></category> <category><![CDATA[implementation]]></category> <category><![CDATA[important security]]></category> <category><![CDATA[kernel updates]]></category> <category><![CDATA[linux kernel]]></category> <category><![CDATA[page cache]]></category> <category><![CDATA[privileged information]]></category> <category><![CDATA[privileges]]></category> <category><![CDATA[reboot]]></category> <category><![CDATA[red hat enterprise]]></category> <category><![CDATA[rhel 5]]></category> <category><![CDATA[security flaws]]></category> <category><![CDATA[setuid]]></category> <category><![CDATA[system kernel]]></category> <category><![CDATA[tavis]]></category> <category><![CDATA[yum]]></category> <category><![CDATA[yum command]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/?p=3434</guid> <description><![CDATA[<div
style='float:right;margin-top:0px;margin-left:5px;'><a
href='http://www.cyberciti.biz/tips/category/redhatfedora-linux' title='See all Redhat/CentOS/Fedora Core related tips/articles'><img
src='http://files.cyberciti.biz/cbzcache/3rdparty/rhlogo.gif' border='0' /></a></div> Red Hat today released kernel updates to fix at least 15 security flaws in its core called Linux kernel. RHEL users can grab the latest updates from RHN website or by simply running yum update command. This update has been rated as having important security impact.]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/red-hat-enterprise-linux5-critical-security.html/feed</wfw:commentRss> <slash:comments>2</slash:comments> </item> <item><title>Critical Red hat / Fedora Linux Openssh Security Update</title><link>http://www.cyberciti.biz/tips/red-hat-fedora-linux-servers-compromised.html</link> <comments>http://www.cyberciti.biz/tips/red-hat-fedora-linux-servers-compromised.html#comments</comments> <pubDate>Fri, 22 Aug 2008 16:08:38 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[CentOS]]></category> <category><![CDATA[fedora linux]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[News]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Security Alert]]></category> <category><![CDATA[computer systems]]></category> <category><![CDATA[critical security]]></category> <category><![CDATA[CVE-2007-4752]]></category> <category><![CDATA[enterprise linux]]></category> <category><![CDATA[intruder]]></category> <category><![CDATA[intrusion]]></category> <category><![CDATA[openssh]]></category> <category><![CDATA[red hat enterprise]]></category> <category><![CDATA[red hat network]]></category> <category><![CDATA[security measures]]></category> <category><![CDATA[system login]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/?p=2766</guid> <description><![CDATA[<div
style='float:right;margin-top:0px;margin-left:5px;'><a
href='http://www.cyberciti.biz/tips/category/redhatfedora-linux' title='See all Redhat/CentOS/Fedora Core related tips/articles'><img
src='http://files.cyberciti.biz/cbzcache/3rdparty/rhlogo.gif' border='0' /></a></div> Last week one or more of Red Hat's servers got cracked. Now, it has been revealed that both Fedora and Red Hat servers have been compromised. As a result Fedora is changing their package signing key. The intruder was able to sign a small number of OpenSSH packages relating only to Red Hat Enterprise Linux 4 (i386 and x86_64 architectures only) and Red Hat Enterprise Linux 5 (x86_64 architecture only).  This update has been rated as having critical security impact.]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/red-hat-fedora-linux-servers-compromised.html/feed</wfw:commentRss> <slash:comments>4</slash:comments> </item> <item><title>Download Of The Day: Firefox 3.0.1 (Critical Security Update)</title><link>http://www.cyberciti.biz/tips/download-firefox-301-critical-security-update.html</link> <comments>http://www.cyberciti.biz/tips/download-firefox-301-critical-security-update.html#comments</comments> <pubDate>Fri, 18 Jul 2008 10:36:05 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[CentOS]]></category> <category><![CDATA[Debian Linux]]></category> <category><![CDATA[Download of the day]]></category> <category><![CDATA[GNU/Open source]]></category> <category><![CDATA[Linux desktop]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[package management]]></category> <category><![CDATA[RedHat/Fedora Linux]]></category> <category><![CDATA[Security Alert]]></category> <category><![CDATA[UNIX]]></category> <category><![CDATA[arbitrary code]]></category> <category><![CDATA[critical security]]></category> <category><![CDATA[CVE-2008-2785]]></category> <category><![CDATA[CVE-2008-2933]]></category> <category><![CDATA[CVE-2008-3198]]></category> <category><![CDATA[download]]></category> <category><![CDATA[download firefox 3]]></category> <category><![CDATA[firefox 3]]></category> <category><![CDATA[firefox 3.0]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[malformed url]]></category> <category><![CDATA[malicious content]]></category> <category><![CDATA[malicious web]]></category> <category><![CDATA[Mozilla]]></category> <category><![CDATA[Security]]></category> <category><![CDATA[Ubuntu Linux]]></category> <category><![CDATA[Update]]></category> <category><![CDATA[web content]]></category> <category><![CDATA[yum]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/?p=2478</guid> <description><![CDATA[Firefox 3.0.1 has been released and available for download. This update has been rated as having critical security impact by the Mozilla. Use the following instructions to upgrade Firefox.]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/download-firefox-301-critical-security-update.html/feed</wfw:commentRss> <slash:comments>2</slash:comments> </item> <item><title>Security Alert: Update FireFox 3.x and 2.x Versions</title><link>http://www.cyberciti.biz/tips/security-alert-update-firefox-3x-and-2x-versions.html</link> <comments>http://www.cyberciti.biz/tips/security-alert-update-firefox-3x-and-2x-versions.html#comments</comments> <pubDate>Thu, 03 Jul 2008 06:49:57 +0000</pubDate> <dc:creator>Vivek Gite</dc:creator> <category><![CDATA[GNU/Open source]]></category> <category><![CDATA[Howto]]></category> <category><![CDATA[Linux]]></category> <category><![CDATA[Linux desktop]]></category> <category><![CDATA[Linux distribution]]></category> <category><![CDATA[Mozilla]]></category> <category><![CDATA[Security Alert]]></category> <category><![CDATA[Suse Linux]]></category> <category><![CDATA[Windows]]></category> <category><![CDATA[windows vista]]></category> <category><![CDATA[critical security]]></category> <category><![CDATA[CVE-2008-2798]]></category> <category><![CDATA[CVE-2008-2799]]></category> <category><![CDATA[CVE-2008-2800]]></category> <category><![CDATA[CVE-2008-2801]]></category> <category><![CDATA[CVE-2008-2802]]></category> <category><![CDATA[CVE-2008-2803]]></category> <category><![CDATA[CVE-2008-2805]]></category> <category><![CDATA[CVE-2008-2806]]></category> <category><![CDATA[CVE-2008-2807]]></category> <category><![CDATA[CVE-2008-2808]]></category> <category><![CDATA[CVE-2008-2809]]></category> <category><![CDATA[CVE-2008-2810]]></category> <category><![CDATA[CVE-2008-2811]]></category> <category><![CDATA[important security]]></category> <category><![CDATA[mozialla]]></category> <category><![CDATA[mozilla firefox]]></category> <category><![CDATA[Security]]></category> <category><![CDATA[security issue]]></category> <guid
isPermaLink="false">http://www.cyberciti.biz/tips/?p=2433</guid> <description><![CDATA[An updated firefox package that fixes several security issues is now available for various Linux distributions. All Mozilla Firefox users should upgrade to this updated package as update has been rated as having critical security impact.]]></description> <wfw:commentRss>http://www.cyberciti.biz/tips/security-alert-update-firefox-3x-and-2x-versions.html/feed</wfw:commentRss> <slash:comments>0</slash:comments> </item> </channel> </rss>
