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CVE-2021-3281 · cross-distro fix matrix

CVE-2021-3281: In Django 2.2 before 2.2.18, 3.0 before 3.0.12, and 3.1 before 3.1.6, the django.utils.archive.extract method (used by "startapp --template" and "startproject --template") allows directory traversal via an archive with absolute paths or relative paths with dot segments.

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

Fix per ecosystem

Each block below is a distro release where CVE-2021-3281 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • python-django→ fixed in2:2.2.18-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y python-django

Debian bookworm

Source: Debian Security Tracker

  • python-django→ fixed in2:2.2.18-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y python-django

Debian trixie

Source: Debian Security Tracker

  • python-django→ fixed in2:2.2.18-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y python-django

Alpine v3.20

Source: Alpine secdb

  • py3-django→ fixed in3.1.6-r0
    apk update && apk add --upgrade py3-django

Alpine v3.21

Source: Alpine secdb

  • py3-django→ fixed in3.1.6-r0
    apk update && apk add --upgrade py3-django

Alpine edge

Source: Alpine secdb

  • py3-django→ fixed in3.1.6-r0
    apk update && apk add --upgrade py3-django

Alpine v3.18

Source: Alpine secdb

  • py3-django→ fixed in3.1.6-r0
    apk update && apk add --upgrade py3-django

Alpine v3.19

Source: Alpine secdb

  • py3-django→ fixed in3.1.6-r0
    apk update && apk add --upgrade py3-django
Are YOU affected by CVE-2021-3281?

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