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CVE-2019-16786 · cross-distro fix matrix

CVE-2019-16786: Waitress through version 1.3.1 would parse the Transfer-Encoding header and only look for a single string value, if that value was not chunked it would fall through and use the Content-Length header instead. According to the HTTP standard Transfer-Encoding should be a comma separated list, with the

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

Fix per ecosystem

Each block below is a distro release where CVE-2019-16786 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • waitress→ fixed in1.4.1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y waitress

Debian bookworm

Source: Debian Security Tracker

  • waitress→ fixed in1.4.1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y waitress

Debian trixie

Source: Debian Security Tracker

  • waitress→ fixed in1.4.1-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y waitress

Alpine v3.20

Source: Alpine secdb

  • py3-waitress→ fixed in1.4.0-r0
    apk update && apk add --upgrade py3-waitress

Alpine v3.21

Source: Alpine secdb

  • py3-waitress→ fixed in1.4.0-r0
    apk update && apk add --upgrade py3-waitress

Alpine edge

Source: Alpine secdb

  • py3-waitress→ fixed in1.4.0-r0
    apk update && apk add --upgrade py3-waitress

Alpine v3.18

Source: Alpine secdb

  • py3-waitress→ fixed in1.4.0-r0
    apk update && apk add --upgrade py3-waitress

Alpine v3.19

Source: Alpine secdb

  • py3-waitress→ fixed in1.4.0-r0
    apk update && apk add --upgrade py3-waitress
Are YOU affected by CVE-2019-16786?

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