CVE-2025-4207 · cross-distro fix matrix

CVE-2025-4207: Buffer over-read in PostgreSQL GB18030 encoding validation allows a database input provider to achieve temporary denial of service on platforms where a 1-byte over-read can elicit process termination. This affects the database server and also libpq. Versions before PostgreSQL 17.5, 16.9, 15.13, 14

Affects 8 Linux releases across 14 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2025-4207 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

postgresql-13→ fixed in13.21-0+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y postgresql-13
```

Debian bookworm

Source: Debian Security Tracker

postgresql-15→ fixed in15.13-0+deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y postgresql-15
```

Debian trixie

Source: Debian Security Tracker

postgresql-17→ fixed in17.5-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y postgresql-17
```

Alpine v3.20

Source: Alpine secdb

postgresql15→ fixed in15.13-r0

apk update && apk add --upgrade postgresql15

postgresql16→ fixed in16.9-r0

apk update && apk add --upgrade postgresql16

Alpine v3.21

Source: Alpine secdb

postgresql16→ fixed in16.9-r0

apk update && apk add --upgrade postgresql16

postgresql17→ fixed in17.5-r0

apk update && apk add --upgrade postgresql17

postgresql15→ fixed in15.13-r0

apk update && apk add --upgrade postgresql15

Alpine edge

Source: Alpine secdb

postgresql17→ fixed in17.5-r0

apk update && apk add --upgrade postgresql17

postgresql16→ fixed in16.9-r0

apk update && apk add --upgrade postgresql16

Alpine v3.18

Source: Alpine secdb

postgresql14→ fixed in14.18-r0

apk update && apk add --upgrade postgresql14

postgresql15→ fixed in15.13-r0

apk update && apk add --upgrade postgresql15

Alpine v3.19

Source: Alpine secdb

postgresql15→ fixed in15.13-r0

apk update && apk add --upgrade postgresql15

postgresql16→ fixed in16.9-r0

apk update && apk add --upgrade postgresql16

Are YOU affected by CVE-2025-4207?

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

CVE-2025-4207dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

See StackPatch ($99 lifetime)