CVE-2018-10918 · cross-distro fix matrix

CVE-2018-10918: A null pointer dereference flaw was found in the way samba checked database outputs from the LDB database layer. An authenticated attacker could use this flaw to crash a samba server in an Active Directory Domain Controller configuration. Samba versions before 4.7.9 and 4.8.4 are vulnerable.

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

Fix per ecosystem

Each block below is a distro release where CVE-2018-10918 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

samba→ fixed in2:4.8.4+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y samba
```

Debian bookworm

Source: Debian Security Tracker

samba→ fixed in2:4.8.4+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y samba
```

Debian trixie

Source: Debian Security Tracker

samba→ fixed in2:4.8.4+dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y samba
```

Alpine v3.20

Source: Alpine secdb

samba→ fixed in4.8.4-r0
```
apk update && apk add --upgrade samba
```

Alpine v3.21

Source: Alpine secdb

samba→ fixed in4.8.4-r0
```
apk update && apk add --upgrade samba
```

Alpine edge

Source: Alpine secdb

samba→ fixed in4.8.4-r0
```
apk update && apk add --upgrade samba
```

Alpine v3.18

Source: Alpine secdb

samba→ fixed in4.8.4-r0
```
apk update && apk add --upgrade samba
```

Alpine v3.19

Source: Alpine secdb

samba→ fixed in4.8.4-r0
```
apk update && apk add --upgrade samba
```

Are YOU affected by CVE-2018-10918?

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-2018-10918dropped 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. From $9/mo, 14-day free trial, cancel anytime.

See StackPatch (from $9/mo)