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Gentoo Linux Security Advisory GLSA 201711-01 |
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https://security.gentoo.org/ |
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|
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Severity: Normal |
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Title: libxml2: Multiple vulnerabilities |
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Date: November 10, 2017 |
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Bugs: #599192, #605208, #618604, #622914, #623206 |
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ID: 201711-01 |
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|
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Synopsis |
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======== |
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|
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Multiple vulnerabilities have been found in libxml2, the worst of which |
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could result in the execution of arbitrary code. |
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|
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Background |
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========== |
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|
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libxml2 is the XML (eXtended Markup Language) C parser and toolkit |
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initially developed for the Gnome project. |
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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 dev-libs/libxml2 < 2.9.4-r3 >= 2.9.4-r3 |
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|
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Description |
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=========== |
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|
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Multiple vulnerabilities have been discovered in libxml2. Please review |
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the CVE identifiers referenced below for details. |
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|
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Impact |
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====== |
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|
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A remote attacker, by enticing a user to process a specially crafted |
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XML document, could remotely execute arbitrary code, conduct XML |
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External Entity (XXE) attacks, or cause a Denial of Service condition. |
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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 libxml2 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 ">=dev-libs/libxml2-2.9.4-r3" |
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|
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Packages which depend on this library may need to be recompiled. Tools |
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such as revdep-rebuild may assist in identifying some of these |
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packages. |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2016-9318 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9318 |
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[ 2 ] CVE-2017-0663 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-0663 |
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[ 3 ] CVE-2017-5969 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5969 |
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[ 4 ] CVE-2017-7375 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-7375 |
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[ 5 ] CVE-2017-9047 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-9047 |
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[ 6 ] CVE-2017-9048 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-9048 |
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[ 7 ] CVE-2017-9049 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-9049 |
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[ 8 ] CVE-2017-9050 |
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https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-9050 |
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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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https://security.gentoo.org/glsa/201711-01 |
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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 2017 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 |