Bug#970465: singularity-container: CVE-2020-25039 CVE-2020-25040

[Salvatore Bonaccorso <carnil@debian.org>]

Source: singularity-container
Version: 3.5.2+ds1-1
Severity: grave
Tags: security upstream
Justification: user security hole
X-Debbugs-Cc: carnil@debian.org, Debian Security Team <team@security.debian.org>

Hi,

The following vulnerabilities were published for singularity-container.

CVE-2020-25039[0]:
| Sylabs Singularity 3.2.0 through 3.6.2 has Insecure Permissions on
| temporary directories used in fakeroot or user namespace container
| execution.


CVE-2020-25040[1]:
| Sylabs Singularity through 3.6.2 has Insecure Permissions on temporary
| directories used in explicit and implicit container build operations,
| a different vulnerability than CVE-2020-25039.


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

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2020-25039
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25039
[1] https://security-tracker.debian.org/tracker/CVE-2020-25040
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25040

Regards,
Salvatore