An isync security update has been released for Gentoo Linux.

GLSA 202208-15 : isync: Multiple Vulnerabilities

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Gentoo Linux Security Advisory GLSA 202208-15
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  https://security.gentoo.org/
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Severity: Normal
Title: isync: Multiple Vulnerabilities
Date: August 10, 2022
Bugs: #771738, #794772, #826902
ID: 202208-15

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Synopsis
=======
Multiple vulnerabilities have been discovered in isync, the worst of
which could result in arbitrary code execution.

Background
=========
isync is an IMAP and MailDir mailbox synchronizer.

Affected packages
================
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Package / Vulnerable / Unaffected
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1 net-mail/isync < 1.4.4 >= 1.4.4

Description
==========
Multiple vulnerabilities have been discovered in isync. 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 isync users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-mail/isync-1.4.4"

References
=========
[ 1 ] CVE-2021-3578
  https://nvd.nist.gov/vuln/detail/CVE-2021-3578
[ 2 ] CVE-2021-3657
  https://nvd.nist.gov/vuln/detail/CVE-2021-3657
[ 3 ] CVE-2021-20247
  https://nvd.nist.gov/vuln/detail/CVE-2021-20247
[ 4 ] CVE-2021-44143
  https://nvd.nist.gov/vuln/detail/CVE-2021-44143

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

  https://security.gentoo.org/glsa/202208-15

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 2022 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