| Name | CVE-2016-5423 |
| Description | PostgreSQL before 9.1.23, 9.2.x before 9.2.18, 9.3.x before 9.3.14, 9.4.x before 9.4.9, and 9.5.x before 9.5.4 allow remote authenticated users to cause a denial of service (NULL pointer dereference and server crash), obtain sensitive memory information, or possibly execute arbitrary code via (1) a CASE expression within the test value subexpression of another CASE or (2) inlining of an SQL function that implements the equality operator used for a CASE expression involving values of different types. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-592-1, DSA-3646-1 |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| postgresql-9.1 | source | wheezy | 9.1.23-0+deb7u1 | DLA-592-1 | ||
| postgresql-9.1 | source | jessie | (not affected) | |||
| postgresql-9.1 | source | (unstable) | (unfixed) | |||
| postgresql-9.4 | source | jessie | 9.4.9-0+deb8u1 | DSA-3646-1 | ||
| postgresql-9.4 | source | (unstable) | (unfixed) | |||
| postgresql-9.5 | source | (unstable) | 9.5.4-1 |
[jessie] - postgresql-9.1 <not-affected> (postgresql-9.1 in jessie only provides PL/Perl)
https://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=f0c7b789ab12fbc8248b671c7882dd96ac932ef4
https://www.postgresql.org/about/news/1688/