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Red Hat Enterprise Linux 7: RHSA-2018:2181-01 Important GnuPG2 Risk

red hat
Calendar Grey July 11, 2018
Scroller Redhat
Debian's recent patch for gnutls resolves a critical vulnerability stemming from inadequate validation of input parameters. Discover more details here.
An update for gnupg2 is now available for Red Hat Enterprise Linux 7

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

Summary

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.

Topics%20covered

Topics Covered

security advisory update Red Hat Enterprise Linux important signature verification gnupg2 improper sanitization

References

https://access.redhat.com/security/cve/CVE-2018-12020 https://access.redhat.com/security/updates/classification#important

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


Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

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

Topic

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 impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory update Red Hat Enterprise Linux important signature verification gnupg2 improper sanitization

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

Bugs Fixed

1589620 - CVE-2018-12020 gnupg2: Improper sanitization of filenames allows for the display of fake status messages and the bypass of signature verification

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