Gentoo: GLSA-201904-11: Portage: Man-in-the-middle

    Date08 Apr 2019
    CategoryGentoo
    373
    Posted ByLinuxSecurity Advisories
    A vulnerability in emerge-delta-webrsync and Portage could result in a man-in-the-middle attack.
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    Gentoo Linux Security Advisory                           GLSA 201904-11
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                                               https://security.gentoo.org/
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     Severity: Normal
        Title: Portage: Man-in-the-middle
         Date: April 08, 2019
         Bugs: #646212
           ID: 201904-11
    
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    Synopsis
    ========
    
    A vulnerability in emerge-delta-webrsync and Portage could result in a
    man-in-the-middle attack.
    
    Background
    ==========
    
    Portage is the package management and distribution system for Gentoo.
    
    Affected packages
    =================
    
        -------------------------------------------------------------------
         Package              /     Vulnerable     /            Unaffected
        -------------------------------------------------------------------
      1  app-portage/emerge-delta-webrsync
                                      < 3.7.4                    >= 3.7.4 
      2  sys-apps/portage             < 2.3.22                  >= 2.3.22 
        -------------------------------------------------------------------
         2 affected packages
    
    Description
    ===========
    
    A vulnerability was discovered in emerge-delta-webrsync and Portage
    that did not properly validate the revocation status of GPG keys.
    
    Impact
    ======
    
    A remote attacker could conduct a man-in-the-middle attack.  Please
    review the referenced bug for specific details.
    
    Workaround
    ==========
    
    There is no known workaround at this time.
    
    Resolution
    ==========
    
    All emerge-delta-webrsync users should upgrade to the latest version:
    
      # emerge --sync
      # emerge -a --oneshot -v ">=app-portage/emerge-delta-webrsync-3.7.4"
    
    All Portage users should upgrade to the latest version:
    
      # emerge --sync
      # emerge --ask --oneshot --verbose ">=sys-apps/portage-2.3.22"
    
    References
    ==========
    
    
    Availability
    ============
    
    This GLSA and any updates to it are available for viewing at
    the Gentoo Security Website:
    
     https://security.gentoo.org/glsa/201904-11
    
    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
    This email address is being protected from spambots. You need JavaScript enabled to view it. 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
    
    You are not authorised to post comments.

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