CVE-2026-2006 · cross-distro fix matrix

CVE-2026-2006: Missing validation of multibyte character length in PostgreSQL text manipulation allows a database user to issue crafted queries that achieve a buffer overrun. That suffices to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12, 1

Affects 6 Linux releases across 17 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2026-2006 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

postgresql-13→ fixed in13.23-0+deb11u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y postgresql-13
```

Debian bookworm

Source: Debian Security Tracker

postgresql-15→ fixed in15.16-0+deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y postgresql-15
```

Debian trixie

Source: Debian Security Tracker

postgresql-17→ fixed in17.8-0+deb13u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y postgresql-17
```

Alpine v3.20

Source: Alpine secdb

postgresql15→ fixed in15.16-r0

apk update && apk add --upgrade postgresql15

postgresql15→ fixed in15.17-r0

apk update && apk add --upgrade postgresql15

postgresql16→ fixed in16.12-r0

apk update && apk add --upgrade postgresql16

postgresql16→ fixed in16.13-r0

apk update && apk add --upgrade postgresql16

Alpine v3.21

Source: Alpine secdb

postgresql16→ fixed in16.12-r0

apk update && apk add --upgrade postgresql16

postgresql16→ fixed in16.13-r0

apk update && apk add --upgrade postgresql16

postgresql17→ fixed in17.8-r0

apk update && apk add --upgrade postgresql17

postgresql17→ fixed in17.9-r0

apk update && apk add --upgrade postgresql17

postgresql15→ fixed in15.17-r0

apk update && apk add --upgrade postgresql15

Alpine edge

Source: Alpine secdb

postgresql17→ fixed in17.8-r0

apk update && apk add --upgrade postgresql17

postgresql17→ fixed in17.9-r0

apk update && apk add --upgrade postgresql17

postgresql18→ fixed in18.2-r0

apk update && apk add --upgrade postgresql18

postgresql16→ fixed in16.12-r0

apk update && apk add --upgrade postgresql16

postgresql16→ fixed in16.13-r0

apk update && apk add --upgrade postgresql16

Are YOU affected by CVE-2026-2006?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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