CVE-2019-9511 · cross-distro fix matrix

CVE-2019-9511: Some HTTP/2 implementations are vulnerable to window size manipulation and stream prioritization manipulation, potentially leading to a denial of service. The attacker requests a large amount of data from a specified resource over multiple streams. They manipulate window size and stream priority to

Affects 8 Linux releases across 24 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-9511 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

nghttp2→ fixed in1.39.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nghttp2
```
nginx→ fixed in1.14.2-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nginx
```
nodejs→ fixed in10.16.3~dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nodejs
```

Debian bookworm

Source: Debian Security Tracker

nghttp2→ fixed in1.39.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nghttp2
```
nginx→ fixed in1.14.2-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nginx
```
nodejs→ fixed in10.16.3~dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nodejs
```

Debian trixie

Source: Debian Security Tracker

nghttp2→ fixed in1.39.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nghttp2
```
nginx→ fixed in1.14.2-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nginx
```
nodejs→ fixed in10.16.3~dfsg-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y nodejs
```

Alpine v3.20

Source: Alpine secdb

nghttp2→ fixed in1.39.2-r0
```
apk update && apk add --upgrade nghttp2
```
nginx→ fixed in1.16.1-r0
```
apk update && apk add --upgrade nginx
```
nodejs→ fixed in10.16.3-r0
```
apk update && apk add --upgrade nodejs
```

Alpine v3.21

Source: Alpine secdb

nghttp2→ fixed in1.39.2-r0
```
apk update && apk add --upgrade nghttp2
```
nginx→ fixed in1.16.1-r0
```
apk update && apk add --upgrade nginx
```
nodejs→ fixed in10.16.3-r0
```
apk update && apk add --upgrade nodejs
```

Alpine edge

Source: Alpine secdb

nghttp2→ fixed in1.39.2-r0
```
apk update && apk add --upgrade nghttp2
```
nginx→ fixed in1.16.1-r0
```
apk update && apk add --upgrade nginx
```
nodejs→ fixed in10.16.3-r0
```
apk update && apk add --upgrade nodejs
```

Alpine v3.18

Source: Alpine secdb

nghttp2→ fixed in1.39.2-r0
```
apk update && apk add --upgrade nghttp2
```
nginx→ fixed in1.16.1-r0
```
apk update && apk add --upgrade nginx
```
nodejs→ fixed in10.16.3-r0
```
apk update && apk add --upgrade nodejs
```

Alpine v3.19

Source: Alpine secdb

nghttp2→ fixed in1.39.2-r0
```
apk update && apk add --upgrade nghttp2
```
nginx→ fixed in1.16.1-r0
```
apk update && apk add --upgrade nginx
```
nodejs→ fixed in10.16.3-r0
```
apk update && apk add --upgrade nodejs
```

Are YOU affected by CVE-2019-9511?

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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