Description
Postgresql, versions 11.x before 11.5, is vulnerable to a memory disclosure in cross-type comparison for hashed subplan.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| PostgreSQL | postgresql | all 11.x before 11.5 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 10 | postgresql-11 | 11.5-1+deb10u1 | DSA-4493-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | postgresql11 | 11.13-1.3 | openSUSE-SU-2024:11185-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.20 | postgresql14 +1 | 11.5-r0 | — |
| Alpine v3.19 | postgresql14 +1 | 11.5-r0 | — |
| Alpine v3.18 | postgresql14 +1 | 11.5-r0 | — |
| Alpine v3.17 | postgresql14 +1 | 11.5-r0 | — |
| Alpine v3.16 | postgresql14 | 11.5-r0 | — |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.15 | postgresql14 | 11.5-r0 | — |
| Alpine v3.14 | postgresql | 11.5-r0 | — |
| Alpine v3.13 | postgresql | 11.5-r0 | — |
| Alpine v3.12 | postgresql | 11.5-r0 | — |
| Alpine v3.11 | postgresql | 11.5-r0 | — |
| Alpine v3.10 | postgresql | 11.5-r0 | — |
| Alpine v3.9 | postgresql | 11.5-r0 | — |
Advisories 3
- DSA-4493-1 postgresql-11 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:11185-1 postgresql11-11.13-1.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2022-1380 PostgreSQL: Mehrere Schwachstellen BSI CERT-Bund (WID) · Dec 23, 2024