CVE-2017-5206
First published: Thu Mar 23 2017(Updated: )
Firejail before 0.9.44.4, when running on a Linux kernel before 4.8, allows context-dependent attackers to bypass a seccomp-based sandbox protection mechanism via the --allow-debuggers argument.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Netblue30 Firejail | <0.9.44.4 | |
| Linux kernel | <4.8 |
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Reference Links
- http://www.openwall.com/lists/oss-security/2017/01/07/5
- http://www.securityfocus.com/bid/97120
- https://blog.lizzie.io/linux-containers-in-500-loc.html#fn.51
- https://firejail.wordpress.com/download-2/release-notes/
- https://github.com/netblue30/firejail/commit/6b8dba29d73257311564ee7f27b9b14758cc693e
- https://security.gentoo.org/glsa/201701-62
Frequently Asked Questions
What is the severity of CVE-2017-5206?
CVE-2017-5206 has a moderate severity rating due to its potential for sandbox protection bypass.
How do I fix CVE-2017-5206?
To fix CVE-2017-5206, upgrade Firejail to version 0.9.44.4 or later.
Who is affected by CVE-2017-5206?
CVE-2017-5206 affects users running Firejail versions prior to 0.9.44.4 on Linux kernels older than 4.8.
What attack vector is exploited in CVE-2017-5206?
CVE-2017-5206 is exploited through the use of the --allow-debuggers argument in Firejail.
Is there a workaround for CVE-2017-5206?
A potential workaround for CVE-2017-5206 is avoiding the use of the --allow-debuggers argument until an upgrade is performed.
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