| Name | CVE-2026-16238 |
| Description | Type confusion in PostgreSQL pg_restore_attribute_stats() allows an object creator to execute arbitrary code as the operating system user running the database, via conflation of range and multirange values. Within major version 18, minor versions before PostgreSQL 18.5 are affected. Versions before PostgreSQL 18 are unaffected. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| postgresql-13 (PTS) | bullseye | 13.16-0+deb11u1 | fixed |
| bullseye (security) | 13.23-0+deb11u4 | fixed | |
| postgresql-15 (PTS) | bookworm | 15.18-0+deb12u1 | fixed |
| bookworm (security) | 15.19-0+deb12u1 | fixed | |
| postgresql-17 (PTS) | trixie | 17.10-0+deb13u1 | fixed |
| trixie (security) | 17.11-0+deb13u1 | fixed | |
| postgresql-18 (PTS) | forky | 18.4-1 | vulnerable |
| sid | 18.6-3 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| postgresql-13 | source | (unstable) | (not affected) | |||
| postgresql-15 | source | (unstable) | (not affected) | |||
| postgresql-17 | source | (unstable) | (not affected) | |||
| postgresql-18 | source | (unstable) | 18.6-1 |
- postgresql-17 <not-affected> (Vulnerable code not present)
- postgresql-15 <not-affected> (Vulnerable code not present)
- postgresql-13 <not-affected> (Vulnerable code not present)
https://www.postgresql.org/support/security/CVE-2026-16238/
https://www.postgresql.org/about/news/postgresql-186-1711-1615-1519-1424-and-19-beta-3-released-3365/