p PatchFirst

CVE-2021-30465

CVE-2021-30465

This page contains facts from public vulnerability sources. Check the original advisory before updating.

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition.

CVSS 8.5 · High · EPSS 10.2% · Fix available

Published
Updated

Stack: system · containers

Affected products and versions

  • n/a

    Versions
    • n/a: Affected

    No fix published

  • runc Debian:12

    Affected ranges
    • ECOSYSTEM: < 1.0.0~rc93+ds1-5

    Update to 1.0.0~rc93+ds1-5

  • runc Debian:13

    Affected ranges
    • ECOSYSTEM: < 1.0.0~rc93+ds1-5

    Update to 1.0.0~rc93+ds1-5

  • runc Debian:14

    Affected ranges
    • ECOSYSTEM: < 1.0.0~rc93+ds1-5

    Update to 1.0.0~rc93+ds1-5

  • runc Ubuntu:Pro:16.04:LTS

    Versions
    • 0.0.8+dfsg-2
    • 0.1.1-0ubuntu5~16.04
    • 1.0.0~rc1-0ubuntu1~16.04
    • 1.0.0~rc1-0ubuntu2~16.04.1
    • 1.0.0~rc1-0ubuntu2~16.04.1.1
    • 1.0.0~rc2-0ubuntu2~16.04.1
    • 1.0.0~rc2+docker1.12.6-0ubuntu1~16.04.1
    • 1.0.0~rc2+docker1.13.1-0ubuntu1~16.04.1
    • 1.0.0~rc2+docker1.13.1-0ubuntu1~16.04.2
    • 1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.3
    • 1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4
    • 1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4+esm1
    Affected ranges
    • ECOSYSTEM: < 1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4+esm2

    Update to 1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4+esm2

  • runc Ubuntu:18.04:LTS

    Versions
    • 1.0.0~rc2+docker1.13.1-0ubuntu1
    • 1.0.0~rc4+dfsg1-2
    • 1.0.0~rc4+dfsg1-6
    • 1.0.0~rc4+dfsg1-6ubuntu0.18.04.1
    • 1.0.0~rc7+git20190403.029124da-0ubuntu1~18.04.1
    • 1.0.0~rc7+git20190403.029124da-0ubuntu1~18.04.2
    • 1.0.0~rc10-0ubuntu1~18.04.1
    • 1.0.0~rc10-0ubuntu1~18.04.2
    • 1.0.0~rc93-0ubuntu1~18.04.1
    Affected ranges
    • ECOSYSTEM: < 1.0.0~rc93-0ubuntu1~18.04.2

    Update to 1.0.0~rc93-0ubuntu1~18.04.2

  • runc Ubuntu:20.04:LTS

    Versions
    • 1.0.0~rc8+git20190923.3e425f80-0ubuntu1
    • 1.0.0~rc10-0ubuntu1
    • 1.0.0~rc93-0ubuntu1~20.04.1
    Affected ranges
    • ECOSYSTEM: < 1.0.0~rc93-0ubuntu1~20.04.2

    Update to 1.0.0~rc93-0ubuntu1~20.04.2

Original sources

Check your server →