A Bitcoin security update has been released for Gentoo Linux.

gentoo-announce: GLSA 202009-18 : Bitcoin: Multiple vulnerabilities

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Gentoo Linux Security Advisory GLSA 202009-18
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  https://security.gentoo.org/
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Severity: Normal
Title: Bitcoin: Multiple vulnerabilities
Date: September 30, 2020
Bugs: #711198
ID: 202009-18

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Synopsis
========

Multiple vulnerabilities have been found in Bitcoin, the worst of which
could result in a Denial of Service condition.

Background
==========

Bitcoin Core consists of both “full-node” software for fully validating
the blockchain as well as a bitcoin wallet.

Affected packages
=================

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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-p2p/bitcoind < 0.20.1 >= 0.20.1
2 net-p2p/bitcoin-qt < 0.20.1 >= 0.20.1
3 net-p2p/bitcoin-cli < 0.20.1 >= 0.20.1
-------------------------------------------------------------------
3 affected packages

Description
===========

Multiple vulnerabilities have been discovered in Bitcoin. Please review
the CVE identifiers referenced below for details.

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All bitcoind users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-p2p/bitcoind-0.20.1"

All bitcoin-qt users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-p2p/bitcoin-qt-0.20.1"

All bitcoin-cli users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-p2p/bitcoin-cli-0.20.1"

References
==========

[ 1 ] CVE-2019-15947
  https://nvd.nist.gov/vuln/detail/CVE-2019-15947
[ 2 ] CVE-2020-14198
  https://nvd.nist.gov/vuln/detail/CVE-2020-14198

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

  https://security.gentoo.org/glsa/202009-18

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
  https://bugs.gentoo.org.

License
=======

Copyright 2020 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

  https://creativecommons.org/licenses/by-sa/2.5