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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
================
    -------------------------------------------------------------------
     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/