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Gentoo Linux Security Advisory GLSA 201706-19 |
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https://security.gentoo.org/ |
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|
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Severity: High |
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Title: GNU C Library: Multiple vulnerabilities |
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Date: June 20, 2017 |
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Bugs: #608698, #608706, #622220 |
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ID: 201706-19 |
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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 the GNU C Library, the |
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worst of which may allow 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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The GNU C library is the standard C library used by Gentoo Linux |
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systems. |
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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 sys-libs/glibc < 2.23-r4 >= 2.23-r4 |
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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 the GNU C Library. |
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Please review the CVE identifiers and Qualys' security advisory |
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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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An attacker could possibly execute arbitrary code with the privileges |
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of the process, escalate privileges or cause a Denial of Service |
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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 GNU C Library 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 ">=sys-libs/glibc-2.23-r4" |
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|
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References |
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========== |
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|
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[ 1 ] CVE-2015-5180 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-5180 |
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[ 2 ] CVE-2016-6323 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-6323 |
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[ 3 ] CVE-2017-1000366 |
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http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-1000366 |
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[ 4 ] Qualys Security Advisory - The Stack Clash |
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https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt |
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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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https://security.gentoo.org/glsa/201706-19 |
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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 |