Protect yourself against future threats.
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===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2018.2031
gnupg2 security update
12 July 2018
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: gnupg2
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 6
Red Hat Enterprise Linux WS/Desktop 6
Red Hat Enterprise Linux Server 7
Red Hat Enterprise Linux WS/Desktop 7
Impact/Access: Provide Misleading Information -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-12020
Reference: ESB-2018.1722
ESB-2018.1728.3
Original Bulletin:
https://access.redhat.com/errata/RHSA-2018:2180
https://access.redhat.com/errata/RHSA-2018:2181
Comment: This bulletin contains two (2) Red Hat security advisories.
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=====================================================================
Red Hat Security Advisory
Synopsis: Important: gnupg2 security update
Advisory ID: RHSA-2018:2180-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2018:2180
Issue date: 2018-07-11
CVE Names: CVE-2018-12020
=====================================================================
1. Summary:
An update for gnupg2 is now available for Red Hat Enterprise Linux 6.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64
3. Description:
The GNU Privacy Guard (GnuPG or GPG) is a tool for encrypting data and
creating digital signatures, compliant with OpenPGP and S/MIME standards.
Security Fix(es):
* gnupg2: Improper sanitization of filenames allows for the display of fake
status messages and the bypass of signature verification (CVE-2018-12020)
For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1589620 - CVE-2018-12020 gnupg2: Improper sanitization of filenames allows for the display of fake status messages and the bypass of signature verification
6. Package List:
Red Hat Enterprise Linux Desktop (v. 6):
Source:
gnupg2-2.0.14-9.el6_10.src.rpm
i386:
gnupg2-2.0.14-9.el6_10.i686.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.i686.rpm
x86_64:
gnupg2-2.0.14-9.el6_10.x86_64.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
i386:
gnupg2-debuginfo-2.0.14-9.el6_10.i686.rpm
gnupg2-smime-2.0.14-9.el6_10.i686.rpm
x86_64:
gnupg2-debuginfo-2.0.14-9.el6_10.x86_64.rpm
gnupg2-smime-2.0.14-9.el6_10.x86_64.rpm
Red Hat Enterprise Linux HPC Node (v. 6):
Source:
gnupg2-2.0.14-9.el6_10.src.rpm
x86_64:
gnupg2-2.0.14-9.el6_10.x86_64.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.x86_64.rpm
Red Hat Enterprise Linux HPC Node Optional (v. 6):
x86_64:
gnupg2-debuginfo-2.0.14-9.el6_10.x86_64.rpm
gnupg2-smime-2.0.14-9.el6_10.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source:
gnupg2-2.0.14-9.el6_10.src.rpm
i386:
gnupg2-2.0.14-9.el6_10.i686.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.i686.rpm
ppc64:
gnupg2-2.0.14-9.el6_10.ppc64.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.ppc64.rpm
s390x:
gnupg2-2.0.14-9.el6_10.s390x.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.s390x.rpm
x86_64:
gnupg2-2.0.14-9.el6_10.x86_64.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 6):
i386:
gnupg2-debuginfo-2.0.14-9.el6_10.i686.rpm
gnupg2-smime-2.0.14-9.el6_10.i686.rpm
ppc64:
gnupg2-debuginfo-2.0.14-9.el6_10.ppc64.rpm
gnupg2-smime-2.0.14-9.el6_10.ppc64.rpm
s390x:
gnupg2-debuginfo-2.0.14-9.el6_10.s390x.rpm
gnupg2-smime-2.0.14-9.el6_10.s390x.rpm
x86_64:
gnupg2-debuginfo-2.0.14-9.el6_10.x86_64.rpm
gnupg2-smime-2.0.14-9.el6_10.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source:
gnupg2-2.0.14-9.el6_10.src.rpm
i386:
gnupg2-2.0.14-9.el6_10.i686.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.i686.rpm
x86_64:
gnupg2-2.0.14-9.el6_10.x86_64.rpm
gnupg2-debuginfo-2.0.14-9.el6_10.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 6):
i386:
gnupg2-debuginfo-2.0.14-9.el6_10.i686.rpm
gnupg2-smime-2.0.14-9.el6_10.i686.rpm
x86_64:
gnupg2-debuginfo-2.0.14-9.el6_10.x86_64.rpm
gnupg2-smime-2.0.14-9.el6_10.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2018-12020
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2018 Red Hat, Inc.
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Hash: SHA256
=====================================================================
Red Hat Security Advisory
Synopsis: Important: gnupg2 security update
Advisory ID: RHSA-2018:2181-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2018:2181
Issue date: 2018-07-11
CVE Names: CVE-2018-12020
=====================================================================
1. Summary:
An update for gnupg2 is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le, s390x
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x
3. Description:
The GNU Privacy Guard (GnuPG or GPG) is a tool for encrypting data and
creating digital signatures, compliant with OpenPGP and S/MIME standards.
Security Fix(es):
* gnupg2: Improper sanitization of filenames allows for the display of fake
status messages and the bypass of signature verification (CVE-2018-12020)
For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1589620 - CVE-2018-12020 gnupg2: Improper sanitization of filenames allows for the display of fake status messages and the bypass of signature verification
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
gnupg2-2.0.22-5.el7_5.src.rpm
x86_64:
gnupg2-2.0.22-5.el7_5.x86_64.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
gnupg2-debuginfo-2.0.22-5.el7_5.x86_64.rpm
gnupg2-smime-2.0.22-5.el7_5.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
gnupg2-2.0.22-5.el7_5.src.rpm
x86_64:
gnupg2-2.0.22-5.el7_5.x86_64.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64:
gnupg2-debuginfo-2.0.22-5.el7_5.x86_64.rpm
gnupg2-smime-2.0.22-5.el7_5.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
gnupg2-2.0.22-5.el7_5.src.rpm
ppc64:
gnupg2-2.0.22-5.el7_5.ppc64.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.ppc64.rpm
ppc64le:
gnupg2-2.0.22-5.el7_5.ppc64le.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.ppc64le.rpm
s390x:
gnupg2-2.0.22-5.el7_5.s390x.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.s390x.rpm
x86_64:
gnupg2-2.0.22-5.el7_5.x86_64.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.x86_64.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source:
gnupg2-2.0.22-5.el7_5.src.rpm
aarch64:
gnupg2-2.0.22-5.el7_5.aarch64.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.aarch64.rpm
ppc64le:
gnupg2-2.0.22-5.el7_5.ppc64le.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.ppc64le.rpm
s390x:
gnupg2-2.0.22-5.el7_5.s390x.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.s390x.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
gnupg2-debuginfo-2.0.22-5.el7_5.ppc64.rpm
gnupg2-smime-2.0.22-5.el7_5.ppc64.rpm
ppc64le:
gnupg2-debuginfo-2.0.22-5.el7_5.ppc64le.rpm
gnupg2-smime-2.0.22-5.el7_5.ppc64le.rpm
s390x:
gnupg2-debuginfo-2.0.22-5.el7_5.s390x.rpm
gnupg2-smime-2.0.22-5.el7_5.s390x.rpm
x86_64:
gnupg2-debuginfo-2.0.22-5.el7_5.x86_64.rpm
gnupg2-smime-2.0.22-5.el7_5.x86_64.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):
aarch64:
gnupg2-debuginfo-2.0.22-5.el7_5.aarch64.rpm
gnupg2-smime-2.0.22-5.el7_5.aarch64.rpm
ppc64le:
gnupg2-debuginfo-2.0.22-5.el7_5.ppc64le.rpm
gnupg2-smime-2.0.22-5.el7_5.ppc64le.rpm
s390x:
gnupg2-debuginfo-2.0.22-5.el7_5.s390x.rpm
gnupg2-smime-2.0.22-5.el7_5.s390x.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
gnupg2-2.0.22-5.el7_5.src.rpm
x86_64:
gnupg2-2.0.22-5.el7_5.x86_64.rpm
gnupg2-debuginfo-2.0.22-5.el7_5.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
gnupg2-debuginfo-2.0.22-5.el7_5.x86_64.rpm
gnupg2-smime-2.0.22-5.el7_5.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2018-12020
https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2018 Red Hat, Inc.
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