<?xml version="1.0" encoding="UTF-8"?>
<cvrfdoc xmlns="http://www.icasi.org/CVRF/schema/cvrf/1.1" xmlns:cvrf="http://www.icasi.org/CVRF/schema/cvrf/1.1">
	<DocumentTitle xml:lang="en">An update for tar is now available for openEuler-20.03-LTS-SP1</DocumentTitle>
	<DocumentType>Security Advisory</DocumentType>
	<DocumentPublisher Type="Vendor">
		<ContactDetails>openeuler-security@openeuler.org</ContactDetails>
		<IssuingAuthority>openEuler security committee</IssuingAuthority>
	</DocumentPublisher>
	<DocumentTracking>
		<Identification>
			<ID>openEuler-SA-2021-1173</ID>
		</Identification>
		<Status>Final</Status>
		<Version>1.0</Version>
		<RevisionHistory>
			<Revision>
				<Number>1.0</Number>
				<Date>2021-05-06</Date>
				<Description>Initial</Description>
			</Revision>
		</RevisionHistory>
		<InitialReleaseDate>2021-05-06</InitialReleaseDate>
		<CurrentReleaseDate>2021-05-06</CurrentReleaseDate>
		<Generator>
			<Engine>openEuler SA Tool V1.0</Engine>
			<Date>2021-05-06</Date>
		</Generator>
	</DocumentTracking>
	<DocumentNotes>
		<Note Title="Synopsis" Type="General" Ordinal="1" xml:lang="en">tar security update</Note>
		<Note Title="Summary" Type="General" Ordinal="2" xml:lang="en">An update for tar is now available for openEuler-20.03-LTS-SP1.</Note>
		<Note Title="Description" Type="General" Ordinal="3" xml:lang="en">GNU Tar provides the ability to create tar archives, as well as various other kinds of manipulation. For example, you can use Tar on previously created archives to extract files, to store additional files, or to update or list files which were already stored.

Security Fix(es):

A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.(CVE-2021-20193)</Note>
		<Note Title="Topic" Type="General" Ordinal="4" xml:lang="en">An update for tar is now available for openEuler-20.03-LTS-SP1.

openEuler Security has rated this update as having a security impact of medium. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.</Note>
		<Note Title="Severity" Type="General" Ordinal="5" xml:lang="en">Medium</Note>
		<Note Title="Affected Component" Type="General" Ordinal="6" xml:lang="en">tar</Note>
	</DocumentNotes>
	<DocumentReferences>
		<Reference Type="Self">
			<URL>https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1173</URL>
		</Reference>
		<Reference Type="openEuler CVE">
			<URL>https://openeuler.org/en/security/cve/detail.html?id=CVE-2021-20193</URL>
		</Reference>
		<Reference Type="Other">
			<URL>https://nvd.nist.gov/vuln/detail/CVE-2021-20193</URL>
		</Reference>
	</DocumentReferences>
	<ProductTree xmlns="http://www.icasi.org/CVRF/schema/prod/1.1">
		<Branch Type="Product Name" Name="openEuler">
			<FullProductName ProductID="openEuler-20.03-LTS-SP1" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">openEuler-20.03-LTS-SP1</FullProductName>
		</Branch>
		<Branch Type="Package Arch" Name="aarch64">
			<FullProductName ProductID="tar-debugsource-1.32-2" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">tar-debugsource-1.32-2.oe1.aarch64.rpm</FullProductName>
			<FullProductName ProductID="tar-debuginfo-1.32-2" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">tar-debuginfo-1.32-2.oe1.aarch64.rpm</FullProductName>
			<FullProductName ProductID="tar-1.32-2" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">tar-1.32-2.oe1.aarch64.rpm</FullProductName>
		</Branch>
		<Branch Type="Package Arch" Name="noarch">
			<FullProductName ProductID="tar-help-1.32-2" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">tar-help-1.32-2.oe1.noarch.rpm</FullProductName>
		</Branch>
		<Branch Type="Package Arch" Name="src">
			<FullProductName ProductID="tar-1.32-2" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">tar-1.32-2.oe1.src.rpm</FullProductName>
		</Branch>
		<Branch Type="Package Arch" Name="x86_64">
			<FullProductName ProductID="tar-debugsource-1.32-2" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">tar-debugsource-1.32-2.oe1.x86_64.rpm</FullProductName>
			<FullProductName ProductID="tar-1.32-2" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">tar-1.32-2.oe1.x86_64.rpm</FullProductName>
			<FullProductName ProductID="tar-debuginfo-1.32-2" CPE="cpe:/a:openEuler:openEuler:20.03-LTS-SP1">tar-debuginfo-1.32-2.oe1.x86_64.rpm</FullProductName>
		</Branch>
	</ProductTree>
	<Vulnerability Ordinal="1" xmlns="http://www.icasi.org/CVRF/schema/vuln/1.1">
		<Notes>
			<Note Title="Vulnerability Description" Type="General" Ordinal="1" xml:lang="en">A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.</Note>
		</Notes>
		<ReleaseDate>2021-05-06</ReleaseDate>
		<CVE>CVE-2021-20193</CVE>
		<ProductStatuses>
			<Status Type="Fixed">
				<ProductID>openEuler-20.03-LTS-SP1</ProductID>
			</Status>
		</ProductStatuses>
		<Threats>
			<Threat Type="Impact">
				<Description>Medium</Description>
			</Threat>
		</Threats>
		<CVSSScoreSets>
			<ScoreSet>
				<BaseScore>5.5</BaseScore>
				<Vector>AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H</Vector>
			</ScoreSet>
		</CVSSScoreSets>
		<Remediations>
			<Remediation Type="Vendor Fix">
				<Description>tar security update</Description>
				<DATE>2021-05-06</DATE>
				<URL>https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1173</URL>
			</Remediation>
		</Remediations>
	</Vulnerability>
</cvrfdoc>