45 lines
1.5 KiB
XML
45 lines
1.5 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
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<glsa id="202105-34">
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<title>Bash: Privilege escalation</title>
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<synopsis>A vulnerability in Bash may allow users to escalate privileges.</synopsis>
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<product type="ebuild">bash</product>
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<announced>2021-05-26</announced>
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<revised count="1">2021-05-26</revised>
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<bug>702488</bug>
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<access>local</access>
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<affected>
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<package name="app-shells/bash" auto="yes" arch="*">
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<unaffected range="ge">5.0_p11-r1</unaffected>
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<vulnerable range="lt">5.0_p11-r1</vulnerable>
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</package>
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</affected>
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<background>
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<p>Bash is the standard GNU Bourne Again SHell.</p>
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</background>
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<description>
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<p>It was discovered that Bash incorrectly dropped privileges by setting
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its effective UID to its real UID.
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</p>
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</description>
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<impact type="normal">
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<p>A local attacker could possibly escalate privileges.</p>
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</impact>
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<workaround>
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<p>There is no known workaround at this time.</p>
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</workaround>
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<resolution>
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<p>All Bash users should upgrade to the latest version:</p>
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<code>
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# emerge --sync
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# emerge --ask --oneshot --verbose ">=app-shells/bash-5.0_p11-r1"
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</code>
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</resolution>
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<references>
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<uri link="https://nvd.nist.gov/vuln/detail/CVE-2019-18276">CVE-2019-18276</uri>
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</references>
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<metadata tag="requester" timestamp="2021-05-25T19:22:45Z">whissi</metadata>
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<metadata tag="submitter" timestamp="2021-05-26T10:13:27Z">whissi</metadata>
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</glsa>
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