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Gentoo Linux Security Advisory                           GLSA 201903-19
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                                           https://security.gentoo.org/
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 Severity: High
    Title: NASM: Multiple vulnerabilities
     Date: March 28, 2019
     Bugs: #635358, #659550, #670884
       ID: 201903-19

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Synopsis
========

Multiple vulnerabilities have been found in NASM, the worst of which
could result in the remote execution of arbitrary code.

Background
==========

NASM is a 80x86 assembler that has been created for portability and
modularity. NASM supports Pentium, P6, SSE MMX, and 3DNow extensions.
It also supports a wide range of objects formats (ELF, a.out, COFF,
etc), and has its own disassembler.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-lang/nasm               < 2.14.02                 >= 2.14.02 

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

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

Impact
======

A remote attacker could cause a Denial of Service condition or execute
arbitrary code.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All NASM users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-lang/nasm-2.14.02"

References
==========

[ 1 ] CVE-2017-10686
      https://nvd.nist.gov/vuln/detail/CVE-2017-10686
[ 2 ] CVE-2017-11111
      https://nvd.nist.gov/vuln/detail/CVE-2017-11111
[ 3 ] CVE-2017-14228
      https://nvd.nist.gov/vuln/detail/CVE-2017-14228

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

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

 https://security.gentoo.org/glsa/201903-19

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 2019 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