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PostPosted: Thu Apr 11, 2019 1:26 am    Post subject: [ GLSA 201904-11 ] Portage Reply with quote

Gentoo Linux Security Advisory

Title: Portage: Man-in-the-middle (GLSA 201904-11)
Severity: normal
Exploitable: remote
Date: 2019-04-08
Bug(s): #646212
ID: 201904-11

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: app-portage/emerge-delta-webrsync
Vulnerable: < 3.7.4
Unaffected: >= 3.7.4
Architectures: All supported architectures

Package: sys-apps/portage
Vulnerable: < 2.3.22
Unaffected: >= 2.3.22
Architectures: All supported architectures


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:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose
      ">=app-portage/emerge-delta-webrsync-3.7.4"
   
All Portage users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=sys-apps/portage-2.3.22"
   
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