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authorRepository QA checks <repo-qa-checks@gentoo.org>2016-04-14 08:02:22 +0000
committerRepository QA checks <repo-qa-checks@gentoo.org>2016-04-14 08:02:22 +0000
commit670f14532cf81a4e02d989bcb1254e1e48bcb4e4 (patch)
tree68ef72d9e802ec198860f87b94402f4ca3aae287 /metadata/glsa/glsa-201511-01.xml
parentAdd 'metadata/dtd/' from commit 'f8325042cda078a7fa29be8dcb9a092219332112' (diff)
parentAdd GLSA 201604-03 - Fix (diff)
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+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
+<glsa id="201511-01">
+ <title>MirBSD Korn Shell: Arbitrary code execution</title>
+ <synopsis>An attacker who already had access to the environment could so
+ append values to parameters passed through programs.
+ </synopsis>
+ <product type="ebuild"></product>
+ <announced>November 02, 2015</announced>
+ <revised>November 02, 2015: 2</revised>
+ <bug>524414</bug>
+ <access>local</access>
+ <affected>
+ <package name="app-shells/mksh" auto="yes" arch="*">
+ <unaffected range="ge">50c</unaffected>
+ <vulnerable range="lt">50c</vulnerable>
+ </package>
+ </affected>
+ <background>
+ <p>MirBSD Korn Shell is an actively developed free implementation of the
+ Korn Shell programming language and a successor to the Public Domain Korn
+ Shell.
+ </p>
+ </background>
+ <description>
+ <p>Improper sanitation of environment import allows for appending of values
+ to passed parameters.
+ </p>
+ </description>
+ <impact type="normal">
+ <p>An attacker who already had access to the environment could so append
+ values to parameters passed through programs (including sudo(8) or
+ setuid) to shell scripts, including indirectly, after those programs
+ intended to sanitise the environment, e.g. invalidating the last $PATH
+ component.
+ </p>
+ </impact>
+ <workaround>
+ <p>There is no known workaround at this time.</p>
+ </workaround>
+ <resolution>
+ <p>All mksh users should upgrade to the latest version:</p>
+
+ <code>
+ # emerge --sync
+ # emerge --ask --oneshot --verbose "&gt;=app-shells/mksh-50c"
+ </code>
+
+ </resolution>
+ <references>
+ <uri link="https://www.mirbsd.org/permalinks/wlog-10_e20141003-tg.htm#e20141003-tg_wlog-10">
+ mksh R50c released, security fix
+ </uri>
+ </references>
+ <metadata tag="requester" timestamp="Fri, 12 Dec 2014 08:13:43 +0000">K_F</metadata>
+ <metadata tag="submitter" timestamp="Mon, 02 Nov 2015 15:33:07 +0000">mrueg</metadata>
+</glsa>