CVE-2025-23048 · cross-distro fix matrix

CVE-2025-23048: In some mod_ssl configurations on Apache HTTP Server 2.4.35 through to 2.4.63, an access control bypass by trusted clients is possible using TLS 1.3 session resumption. Configurations are affected when mod_ssl is configured for multiple virtual hosts, with each restricted to a different set of trus

Affects 7 Linux releases across 7 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2025-23048 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

apache2→ fixed in2.4.65-1~deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y apache2
```

Debian bookworm

Source: Debian Security Tracker

apache2→ fixed in2.4.65-1~deb12u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y apache2
```

Debian trixie

Source: Debian Security Tracker

apache2→ fixed in2.4.64-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y apache2
```

Alpine v3.20

Source: Alpine secdb

apache2→ fixed in2.4.64-r0
```
apk update && apk add --upgrade apache2
```

Alpine v3.21

Source: Alpine secdb

apache2→ fixed in2.4.64-r0
```
apk update && apk add --upgrade apache2
```

Alpine edge

Source: Alpine secdb

apache2→ fixed in2.4.64-r0
```
apk update && apk add --upgrade apache2
```

Alpine v3.19

Source: Alpine secdb

apache2→ fixed in2.4.64-r0
```
apk update && apk add --upgrade apache2
```

Are YOU affected by CVE-2025-23048?

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

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Continuous monitoring beats manual checking

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