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Gentoo Linux Security Advisory                           GLSA 202312-09
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                                           https://security.gentoo.org/
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 Severity: High
    Title: NASM: Multiple Vulnerabilities
     Date: December 22, 2023
     Bugs: #686720, #903755
       ID: 202312-09
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Synopsis
=======
Multiple vulnerabilities have been discovered in NASM, the worst of
which could lead to arbitrary code execution.
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
-------------  ------------  ------------
dev-lang/nasm  < 2.16.01     >= 2.16.01
Description
==========
Multiple vulnerabilities have been discovered in NASM. 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 NASM users should upgrade to the latest version:
  # emerge --sync
  # emerge --ask --oneshot --verbose ">Þv-lang/nasm-2.16.01"
References
=========
[ 1 ] CVE-2019-8343
      https://nvd.nist.gov/vuln/detail/CVE-2019-8343
[ 2 ] CVE-2020-21528
      https://nvd.nist.gov/vuln/detail/CVE-2020-21528
[ 3 ] CVE-2022-44370
      https://nvd.nist.gov/vuln/detail/CVE-2022-44370
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
 https://security.gentoo.org/glsa/202312-09
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
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
======
Copyright 2023 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