CVE-2018-14553 · cross-distro fix matrix

CVE-2018-14553: gdImageClone in gd.c in libgd 2.1.0-rc2 through 2.2.5 has a NULL pointer dereference allowing attackers to crash an application via a specific function call sequence. Only affects PHP when linked with an external libgd (not bundled).

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

Fix per ecosystem

Each block below is a distro release where CVE-2018-14553 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libgd2→ fixed in2.3.0-1urgency: low

sudo apt-get install --only-upgrade -y libgd2

Debian bookworm

Source: Debian Security Tracker

libgd2→ fixed in2.3.0-1urgency: low

sudo apt-get install --only-upgrade -y libgd2

Debian trixie

Source: Debian Security Tracker

libgd2→ fixed in2.3.0-1urgency: low

sudo apt-get install --only-upgrade -y libgd2

Alpine v3.20

Source: Alpine secdb

gd→ fixed in2.3.0-r0
```
apk update && apk add --upgrade gd
```

Alpine v3.21

Source: Alpine secdb

gd→ fixed in2.3.0-r0
```
apk update && apk add --upgrade gd
```

Alpine edge

Source: Alpine secdb

gd→ fixed in2.3.0-r0
```
apk update && apk add --upgrade gd
```

Alpine v3.18

Source: Alpine secdb

gd→ fixed in2.3.0-r0
```
apk update && apk add --upgrade gd
```

Alpine v3.19

Source: Alpine secdb

gd→ fixed in2.3.0-r0
```
apk update && apk add --upgrade gd
```

Are YOU affected by CVE-2018-14553?

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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