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Gentoo Linux Security Advisory GLSA 201006-08 |
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http://security.gentoo.org/ |
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|
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Severity: Normal |
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Title: nano: Multiple vulnerabilities |
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Date: June 01, 2010 |
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Bugs: #315355 |
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ID: 201006-08 |
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|
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Synopsis |
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======== |
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|
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Race conditions when editing files could lead to symlink attacks or |
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changes of ownerships of important files. |
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|
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Background |
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========== |
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|
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nano is a GNU GPL'd Pico clone with more functionality. |
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|
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Affected packages |
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================= |
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|
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------------------------------------------------------------------- |
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Package / Vulnerable / Unaffected |
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------------------------------------------------------------------- |
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1 app-editors/nano < 2.2.4 >= 2.2.4 |
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|
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Description |
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=========== |
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|
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Multiple race condition vulnerabilities have been discovered in nano. |
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For further information please consult the CVE entries referenced |
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below. |
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|
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Impact |
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====== |
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|
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Under certain conditions, a local, user-assisted attacker could |
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possibly overwrite arbitrary files via a symlink attack on an |
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attacker-owned file that is being edited by the victim, or change the |
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ownership of arbitrary files. |
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|
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Workaround |
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========== |
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|
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There is no known workaround at this time. |
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|
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Resolution |
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========== |
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All nano users should upgrade to the latest version: |
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|
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# emerge --sync |
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# emerge --ask --oneshot --verbose ">=app-editors/nano-2.2.4" |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2010-1160 |
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http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-1160 |
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[ 2 ] CVE-2010-1161 |
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http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-1161 |
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|
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Availability |
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============ |
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|
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This GLSA and any updates to it are available for viewing at |
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the Gentoo Security Website: |
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|
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http://security.gentoo.org/glsa/glsa-201006-08.xml |
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|
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Concerns? |
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========= |
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|
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Security is a primary focus of Gentoo Linux and ensuring the |
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confidentiality and security of our users machines is of utmost |
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importance to us. Any security concerns should be addressed to |
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security@g.o or alternatively, you may file a bug at |
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https://bugs.gentoo.org. |
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|
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License |
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======= |
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|
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Copyright 2010 Gentoo Foundation, Inc; referenced text |
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belongs to its owner(s). |
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|
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The contents of this document are licensed under the |
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Creative Commons - Attribution / Share Alike license. |
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|
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http://creativecommons.org/licenses/by-sa/2.5 |