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RedHat: RHSA-2019-2145-01 Moderate: gvfs Access Control Fix

red hat
Calendar Grey August 6, 2019
Dist Redhat Esm H88
Recent gvfs revision for Red Hat Enterprise Linux 7 addresses security vulnerabilities and bugs, strengthening access management.
An update for gvfs 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

GVFS is the GNOME Desktop Virtual File System layer that allows users to easily access local and remote data using File Transfer Protocol (FTP), Secure Shell File Transfer Protocol (SFTP), Web Distributed Authoring and Versioning (WebDAV), Common Internet File System (CIFS), Server Message Block (SMB), and other protocols. GVFS integrates with the GNOME I/O (GIO) abstraction layer.
Security Fix(es):
* gvfs: Incorrect authorization in admin backend allows privileged users to read and modify arbitrary files without prompting for password (CVE-2019-3827)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate red hat access control bug fix security impact gvfs

References

https://access.redhat.com/security/cve/CVE-2019-3827 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.7_release_notes/index

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: gvfs-1.36.2-3.el7.src.rpm
x86_64: gvfs-1.36.2-3.el7.i686.rpm gvfs-1.36.2-3.el7.x86_64.rpm gvfs-afc-1.36.2-3.el7.x86_64.rpm gvfs-afp-1.36.2-3.el7.x86_64.rpm gvfs-archive-1.36.2-3.el7.x86_64.rpm gvfs-client-1.36.2-3.el7.i686.rpm gvfs-client-1.36.2-3.el7.x86_64.rpm gvfs-debuginfo-1.36.2-3.el7.i686.rpm gvfs-debuginfo-1.36.2-3.el7.x86_64.rpm gvfs-fuse-1.36.2-3.el7.x86_64.rpm gvfs-goa-1.36.2-3.el7.x86_64.rpm gvfs-gphoto2-1.36.2-3.el7.x86_64.rpm gvfs-mtp-1.36.2-3.el7.x86_64.rpm gvfs-smb-1.36.2-3.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: gvfs-debuginfo-1.36.2-3.el7.i686.rpm gvfs-debuginfo-1.36.2-3.el7.x86_64.rpm gvfs-devel-1.36.2-3.el7.i686.rpm gvfs-devel-1.36.2-3.el7.x86_64.rpm gvfs-tests-1.36.2-3.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source: gvfs-1.36.2-3.el7.src.rpm
x86_64: gvfs-1.36.2-3.el7.i686.rpm gvfs-1.36.2-3.el7.x86_64.rpm gvfs-afc-1.36.2-3.el7.x86_64.rpm gvfs-afp-1.36.2-3.el7.x86_64.rpm gvfs-archive-1.36.2-3.el7.x86_64.rpm gvfs-client-1.36.2-3.el7.i686.rpm gvfs-client-1.36.2-3.el7.x86_64.rpm gvfs-debuginfo-1.36.2-3.el7.i686.rpm gvfs-debuginfo-1.36.2-3.el7.x86_64.rpm gvfs-devel-1.36.2-3.el7.i686.rpm gvfs-devel-1.36.2-3.el7.x86_64.rpm gvfs-fuse-1.36.2-3.el7.x86_64.rpm

Read the Full Advisory


Advisory ID: RHSA-2019:2145-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2145
Issue date: 2019-08-06

Topic

An update for gvfs is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate red hat access control bug fix security impact gvfs

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 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

Bugs Fixed

1619719 - Cannot browse SMB shares from GNOME after update to RHEL 7.5

1632960 - Hundreds of gvfsd-trash processes are spawned when user runs Xsession/Gnome after an NFS session failed

1665578 - CVE-2019-3827 gvfs: Incorrect authorization in admin backend allows privileged users to read and modify arbitrary files without prompting for password

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