CVE-2017-15906 · cross-distro fix matrix

CVE-2017-15906: The process_open function in sftp-server.c in OpenSSH before 7.6 does not properly prevent write operations in readonly mode, which allows attackers to create zero-length files.

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

Fix per ecosystem

Each block below is a distro release where CVE-2017-15906 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

openssh→ fixed in1:7.6p1-1urgency: low

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

Debian bookworm

Source: Debian Security Tracker

openssh→ fixed in1:7.6p1-1urgency: low

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

Debian trixie

Source: Debian Security Tracker

openssh→ fixed in1:7.6p1-1urgency: low

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

Alpine v3.20

Source: Alpine secdb

openssh→ fixed in7.5_p1-r8
```
apk update && apk add --upgrade openssh
```

Alpine v3.21

Source: Alpine secdb

openssh→ fixed in7.5_p1-r8
```
apk update && apk add --upgrade openssh
```

Alpine edge

Source: Alpine secdb

openssh→ fixed in7.5_p1-r8
```
apk update && apk add --upgrade openssh
```

Alpine v3.18

Source: Alpine secdb

openssh→ fixed in7.5_p1-r8
```
apk update && apk add --upgrade openssh
```

Alpine v3.19

Source: Alpine secdb

openssh→ fixed in7.5_p1-r8
```
apk update && apk add --upgrade openssh
```

Are YOU affected by CVE-2017-15906?

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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