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AUSCERT External Security Bulletin Redistribution
ESB-2019.0435
GVfs vulnerability
13 February 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: gvfs
Publisher: Ubuntu
Operating System: Ubuntu
Linux variants
Impact/Access: Modify Arbitrary Files -- Existing Account
Read-only Data Access -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2019-3827
Original Bulletin:
http://www.ubuntu.com/usn/usn-3888-1
Comment: This advisory references vulnerabilities in products which run on
platforms other than Ubuntu. It is recommended that administrators
running gvfs check for an updated version of the software for their
operating system.
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Ubuntu Security Notice USN-3888-1
February 12, 2019
gvfs vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- - Ubuntu 18.10
- - Ubuntu 18.04 LTS
Summary:
GVfs could be made to expose sensitive information if it received
a specially crafted input.
Software Description:
- - gvfs: userspace virtual filesystem - GIO module
Details:
It was discovered that GVfs incorrectly handled certain inputs. An
attacker could possibly use this issue to access sensitive information.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 18.10:
 gvfs                            1.38.1-0ubuntu1.2
 gvfs-backends                   1.38.1-0ubuntu1.2
Ubuntu 18.04 LTS:
 gvfs                            1.36.1-0ubuntu1.3
 gvfs-backends                   1.36.1-0ubuntu1.3
In general, a standard system update will make all the necessary
changes.
References:
 https://usn.ubuntu.com/usn/usn-3888-1
 CVE-2019-3827
Package Information:
 https://launchpad.net/ubuntu/+source/gvfs/1.38.1-0ubuntu1.2
 https://launchpad.net/ubuntu/+source/gvfs/1.36.1-0ubuntu1.3
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===========================================================================
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The University of Queensland
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