CVE-2015-3629

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-05-18 · updated 2026-06-17
Weakness: CWE-59

Description

Libcontainer 1.6.0, as used in Docker Engine, allows local users to escape containerization ("mount namespace breakout") and write to arbitrary file on the host system via a symlink attack in an image when respawning a container.

Affected products

Docker Libcontainer: 1.6.0
Opensuse: 13.2

References

http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html
http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html
http://seclists.org/fulldisclosure/2015/May/28
http://www.securityfocus.com/bid/74558
https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ
http://lists.opensuse.org/opensuse-updates/2015-05/msg00023.html
http://packetstormsecurity.com/files/131835/Docker-Privilege-Escalation-Information-Disclosure.html
http://seclists.org/fulldisclosure/2015/May/28
http://www.securityfocus.com/bid/74558
https://groups.google.com/forum/#%21searchin/docker-user/1.6.1/docker-user/47GZrihtr-4/nwgeOOFLexIJ

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