CVE-2023-0567 · cross-distro fix matrix

CVE-2023-0567: In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, password_verify() function may accept some invalid Blowfish hashes as valid. If such invalid hash ever ends up in the password database, it may lead to an application allowing any password for this entry as valid.

Affects 6 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2023-0567 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

php7.4→ fixed in7.4.33-1+deb11u3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y php7.4
```

Debian bookworm

Source: Debian Security Tracker

php8.2→ fixed in8.2.4-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y php8.2
```

Alpine v3.20

Source: Alpine secdb

php82→ fixed in8.2.3-r0
```
apk update && apk add --upgrade php82
```

Alpine v3.21

Source: Alpine secdb

php82→ fixed in8.2.3-r0
```
apk update && apk add --upgrade php82
```

Alpine v3.18

Source: Alpine secdb

php81→ fixed in8.1.16-r0
```
apk update && apk add --upgrade php81
```
php82→ fixed in8.2.3-r0
```
apk update && apk add --upgrade php82
```

Alpine v3.19

Source: Alpine secdb

php81→ fixed in8.1.16-r0
```
apk update && apk add --upgrade php81
```
php82→ fixed in8.2.3-r0
```
apk update && apk add --upgrade php82
```

Are YOU affected by CVE-2023-0567?

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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