CVE-2026-6477
HighAdvisory
Published 14 May 2026In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 8.8
- base score, highest
- EPSS
- 0.005
- 38th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 270
- of 17,781 indexed, latest versions
- Container images
- 247
- deployed by those charts
- Fix available
- 10 of 14
- affected packages
PostgreSQL libpq lo_* functions let server superuser overwrite client stack memory
Carried by container images the latest versions of 270 of 17,781 indexed charts deploy, on 247 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| postgresql-15deb | 15.3-0+deb12u1, 15.3-1.pgdg120+1, 15.4-2.pgdg120+1, 15.5-0+deb12u1+11 more | 15.18-0+deb12u1 | 109 |
| postgresql-17deb | 17.5-1, 17.5-1.pgdg130+1, 17.6-0+deb13u1, 17.6-1build1+5 more | 17.10-0+deb13u1, 17.10-0ubuntu0.25.10.1 | 30 |
| postgresql-12deb | 12.7-0ubuntu0.20.04.1, 12.8-0ubuntu0.20.04.1, 12.9-0ubuntu0.20.04.1, 12.11-0ubuntu0.20.04.1+2 more | no fix listed | 17 |
| postgresql-14deb | 14.3-1.pgdg22.04+1, 14.4-0ubuntu0.22.04.1, 14.5-0ubuntu0.22.04.1, 14.6-1.pgdg22.04+1+5 more | 14.23-0ubuntu0.22.04.1 | 13 |
| postgresql18apk | 18.1-r0, 18.2-r0, 18.3-r0 | 18.4-r0 | 11 |
| postgresql17apk | 17.2-r0, 17.4-r0, 17.5-r0, 17.6-r0+2 more | 17.10-r0 | 10 |
| postgresql-10deb | 10.6-0ubuntu0.18.04.1, 10.10-0ubuntu0.18.04.1, 10.12-0ubuntu0.18.04.1, 10.14-0ubuntu0.18.04.1+1 more | no fix listed | 6 |
| postgresql-16deb | 16.2-1ubuntu4, 16.6-0ubuntu0.24.04.1, 16.9-0ubuntu0.24.04.1, 16.10-0ubuntu0.24.04.1+1 more | 16.14-0ubuntu0.24.04.1 | 6 |
| postgresql16apk | 16.3-r0, 16.9-r0 | 16.14-r0 | 5 |
| postgresql-9.5deb | 9.5.10-0ubuntu0.16.04, 9.5.14-0ubuntu0.16.04 | no fix listed | 3 |
| postgresql-9.3deb | 9.3.22-0ubuntu0.14.04 | no fix listed | 1 |
| postgresqlbitnami | 11.8.0-10, 11.12.0-7, 14.4.0-0, 14.4.0-11+25 more | 14.23.0 | 30 |
| PostgreSQLbitnami | 15.3.0, 15.4.0, 15.5.0-42, 16.0.0+6 more | 14.23.0 | 11 |
| libpqrpm | 13.5-1.el9, 13.11-1.el9, 13.23-1.el9_7 | 0:13.23-3.el9_8 | 5 |
- OSV records
- ALPINE-CVE-2026-6477BIT-postgresql-2026-6477DEBIAN-CVE-2026-6477RHSA-2026:44308UBUNTU-CVE-2026-6477
- Also known as
- RHSA-2026:49909, USN-8294-1
Charts affected
270 by stars
Container images carrying it
247 by charts deploying them
A fixed version is listed for 10 of the 14 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| bitnamilegacy/ | 90fda44bfa42 | postgresql PostgreSQL | 14.23.0 14.23.0 | 1 |
| bitnamilegacy/ | b8a21df9b747 | PostgreSQL | 14.23.0 | 1 |
| bitnamilegacy/ | c3f10b41989f | postgresql | 14.23.0 | 1 |
| bitnamilegacy/ | cc55da2fa366 | postgresql PostgreSQL | 14.23.0 14.23.0 | 1 |
| bitnamilegacy/ | cf63048c9209 | postgresql | 14.23.0 | 1 |
| bitnamilegacy/ | e6fa49bb0347 | postgresql | 14.23.0 | 1 |
| bitnamilegacy/ | ea55532b6f75 | postgresql PostgreSQL | 14.23.0 14.23.0 | 1 |
| bitnamilegacy/ | fb3806e823c2 | postgresql | 14.23.0 | 1 |
| bitnamilegacy/ | fdc6979dbc53 | postgresql | 14.23.0 | 1 |
| blackducksoftware/ | 90cca32de2cc | postgresql18 | 18.4-r0 | 1 |
| bmeares/ | 8e9c5bacaa82 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| bnjbvr/ | 37e216b182c8 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| boky/ | aafc77238423 | postgresql-17 | 17.10-0+deb13u1 | 1 |
| calltelemetry/ | 05d13269e350 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| carlosmz87/ | 8ffa63aa995d | postgresql-15 | 15.18-0+deb12u1 | 1 |
| castopod/ | 4e4f0440520f | postgresql-17 | 17.10-0+deb13u1 | 1 |
| chiefonboarding/ | 59bc7aa60fe7 | postgresql-17 | 17.10-0+deb13u1 | 1 |
| ckulka/ | 434bdd162247 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| coturn/ | f4c2af06c3c5 | postgresql-17 | 17.10-0+deb13u1 | 1 |
| cr0hn/ | 14482d0bc4a1 | postgresql17 | 17.10-r0 | 1 |
| dalibo/ | 2a0b749c2f7f | postgresql18 | 18.4-r0 | 1 |
| devopstales/ | 8bb837da5aec | postgresql16 | 16.14-r0 | 1 |
| docuseal/ | 7493fd7f6728 | postgresql18 | 18.4-r0 | 1 |
| eclipseaerios/ | e7f5ba0bc64d | postgresql-17 | 17.10-0+deb13u1 | 1 |
| felipecs8/ | 29e06c9c6385 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| firefart/ | 0d6249906d8c | postgresql-15 | 15.18-0+deb12u1 | 1 |
| fiware/ | d551a13e8278 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| fluent/ | ca08b7d2df5b | postgresql-15 | 15.18-0+deb12u1 | 1 |
| fluent/ | e76397ef3983 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| freeradius/ | af6fd34a5b78 | postgresql-14 | 14.23-0ubuntu0.22.04.1 | 1 |
| galaxy/ | 8e577a626dfd | postgresql-9.3 | no fix listed | 1 |
| geoscienceaustralia/ | f4039b45572a | postgresql-10 | no fix listed | 1 |
| grafana/ | 499851658393 | postgresql17 | 17.10-r0 | 1 |
| graphprotocol/ | f4452cdedd68 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| helicone/ | 4a913936c97b | postgresql-15 | 15.18-0+deb12u1 | 1 |
| huginn/ | c794eddc7b47 | postgresql-10 | no fix listed | 1 |
| intelowlproject/ | 0b22e547ea6b | postgresql-15 | 15.18-0+deb12u1 | 1 |
| knspar/ | 0c4f0543ee58 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| laly9999/ | dd0e503913e1 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| library/ | 588609d76b21 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| library/ | b7faa1653c39 | postgresql-17 | 17.10-0+deb13u1 | 1 |
| library/ | 8f693eaa7e0a | postgresql-15 | 15.18-0+deb12u1 | 1 |
| library/ | 8775adb39f0d | postgresql-15 | 15.18-0+deb12u1 | 1 |
| library/ | aadf2c0696f5 | postgresql-17 | 17.10-0+deb13u1 | 1 |
| library/ | d41127070014 | postgresql-15 | 15.18-0+deb12u1 | 1 |
| library/ | da5aee29682d | postgresql-17 | 17.10-0+deb13u1 | 1 |
| library/ | 4d3fa1c0db9a | postgresql18 | 18.4-r0 | 1 |
| linkstackorg/ | 1c8b05399ee4 | postgresql17 | 17.10-r0 | 1 |
| linuxserver/ | 71597f4461e4 | postgresql16 | 16.14-r0 | 1 |
| lissy93/ | d3c95edc0a8b | postgresql18 | 18.4-r0 | 1 |