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CVE-2016-1255

Status Candidate

Overview

The pg_ctlcluster script in postgresql-common package in Debian wheezy before 134wheezy5, in Debian jessie before 165+deb8u2, in Debian unstable before 178, in Ubuntu 12.04 LTS before 129ubuntu1.2, in Ubuntu 14.04 LTS before 154ubuntu1.1, in Ubuntu 16.04 LTS before 173ubuntu0.1, in Ubuntu 17.04 before 179ubuntu0.1, and in Ubuntu 17.10 before 184ubuntu1.1 allows local users to gain root privileges via a symlink attack on a logfile in /var/log/postgresql.

Related Files

Ubuntu Security Notice USN-3476-2
Posted Nov 27, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3476-2 - USN-3476-1 fixed two vulnerabilities in postgresql-common. This update provides the corresponding update for Ubuntu 12.04 ESM. Dawid Golunski discovered that the postgresql-common pg_ctlcluster script incorrectly handled symlinks. A local attacker could possibly use this issue to escalate privileges. Various other issues were also addressed.

tags | advisory, local, vulnerability
systems | linux, ubuntu
advisories | CVE-2016-1255, CVE-2017-8806
SHA-256 | 334649fe863d6da15bfb22775417958a6004976a01d7fb36d76466fbe9a48233
Ubuntu Security Notice USN-3476-1
Posted Nov 9, 2017
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3476-1 - Dawid Golunski discovered that the postgresql-common pg_ctlcluster script incorrectly handled symlinks. A local attacker could possibly use this issue to escalate privileges. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. It was discovered that the postgresql-common helper scripts incorrectly handled symlinks. A local attacker could possibly use this issue to escalate privileges. Various other issues were also addressed.

tags | advisory, local
systems | linux, ubuntu
advisories | CVE-2016-1255, CVE-2017-8806
SHA-256 | 1f64f6e986ef746cfcbf94327427993a8098519a1c04876116d873fcc13c80ac
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