| Name | CVE-2021-32028 |
| Description | A flaw was found in postgresql. Using an INSERT ... ON CONFLICT ... DO UPDATE command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory. The highest threat from this vulnerability is to data confidentiality. |
| 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-2662-1, DSA-4915-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| postgresql-11 (PTS) | buster, buster (lts) | 11.22-0+deb10u3 | fixed |
| buster (security) | 11.22-0+deb10u2 | fixed |
| postgresql-13 (PTS) | bullseye | 13.16-0+deb11u1 | fixed |
| bullseye (security) | 13.18-0+deb11u1 | fixed |
| postgresql-9.4 (PTS) | jessie, jessie (lts) | 9.4.26-0+deb8u10 | fixed |
| postgresql-9.6 (PTS) | stretch (security) | 9.6.24-0+deb9u1 | fixed |
| stretch (lts), stretch | 9.6.24-0+deb9u7 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://www.postgresql.org/about/news/postgresql-133-127-1112-1017-and-9622-released-2210/
https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=4a8656a7ee0c155b0249376af58eb3fc3a90415f (REL_13_3)
- postgresql-9.4 <not-affected> (The feature first appeared in 9.5)