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AUSCERT External Security Bulletin Redistribution
ESB-2019.4336.2
USN-4194-1: postgresql-common vulnerability
4 December 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: postgresql-common
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Increased Privileges -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2019-3466
Reference: ESB-2019.4335
Original Bulletin:
https://usn.ubuntu.com/4194-1/
https://usn.ubuntu.com/4194-2/
Comment: This bulletin contains two (2) Ubuntu security advisories.
Revision History: December 4 2019: Advisory -2 released for Ubuntu 14.04 ESM
November 15 2019: Initial Release
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USN-4194-1: postgresql-common vulnerability
14 November 2019
postgresql-common vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 19.10
o Ubuntu 19.04
o Ubuntu 18.04 LTS
o Ubuntu 16.04 LTS
Summary
postgresql-common could be made to create arbitrary directories.
Software Description
o postgresql-common - PostgreSQL database-cluster manager
Details
Rich Mirch discovered that the postgresql-common pg_ctlcluster script
incorrectly handled directory creation. A local attacker could possibly use
this issue to escalate privileges.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 19.10
postgresql-common - 204ubuntu0.1
Ubuntu 19.04
postgresql-common - 199ubuntu0.1
Ubuntu 18.04 LTS
postgresql-common - 190ubuntu0.1
Ubuntu 16.04 LTS
postgresql-common - 173ubuntu0.3
To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .
In general, a standard system update will make all the necessary changes.
References
o CVE-2019-3466
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USN-4194-2: postgresql-common vulnerability
3 December 2019
postgresql-common vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 14.04 ESM
Summary
postgresql-common could be made to create arbitrary directories.
Software Description
o postgresql-common - PostgreSQL database-cluster manager
Details
USN-4194-1 fixed a vulnerability in postgresql-common. This update provides the
corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Rich Mirch discovered that the postgresql-common pg_ctlcluster script
incorrectly handled directory creation. A local attacker could possibly use
this issue to escalate privileges.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 14.04 ESM
postgresql-common - 154ubuntu1.1+esm1
To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .
In general, a standard system update will make all the necessary changes.
References
o USN-4194-1
o CVE-2019-3466
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