[Secure-testing-team] Bug#850558: firejail: CVE-2017-5206

[Salvatore Bonaccorso]

Source: firejail
Version: 0.9.44.2-1
Severity: grave
Tags: security upstream patch fixed-upstream
Justification: user security hole

Hi,

the following vulnerability was published for firejail.

CVE-2017-5206[0]:
| allows ptrace with --allow-debuggers, which allows a
| sandboxed program to escape the seccomp profile by rewriting
| permitted system calls into unpermitted ones pre-Linux-4.8.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2017-5206
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5206
[1] https://github.com/netblue30/firejail/commit/6b8dba29d73257311564ee7f27b9b14758cc693e

Regards,
Salvatore