New subject: [Bug 1140256] VUL-0: CVE-2019-13178: calamares: race condition in modules/luksbootkeyfile/main.py

3 Jul 2019

      http://bugzilla.opensuse.org/show_bug.cgi?id=1140256

            Bug ID: 1140256
           Summary: VUL-0: CVE-2019-13178: calamares: race condition in
                    modules/luksbootkeyfile/main.py
    Classification: openSUSE
           Product: openSUSE Distribution
           Version: Leap 15.0
          Hardware: Other
               URL: https://smash.suse.de/issue/236135/
                OS: Other
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: Security
          Assignee: opensuse.lietuviu.kalba@gmail.com
          Reporter: wolfgang.frisch@suse.com
        QA Contact: security-team@suse.de
          Found By: Security Response Team
           Blocker: ---

CVE-2019-13178

modules/luksbootkeyfile/main.py in Calamares through 3.2.4 has a race condition
between the time when the LUKS encryption keyfile is created and when secure
permissions are set.

Reference:
https://github.com/calamares/calamares/issues/1190
https://www.pavelkogan.com/2014/05/23/luks-full-disk-encryption/
https://www.pavelkogan.com/2015/01/25/linux-mint-encryption/

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1726565
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2019-13178
http://www.cvedetails.com/cve/CVE-2019-13178/
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-13178
https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835096
https://www.pavelkogan.com/2014/05/23/luks-full-disk-encryption/
https://www.pavelkogan.com/2015/01/25/linux-mint-encryption/
https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835095
https://github.com/calamares/calamares/issues/1190

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[Bug 1140256] New: VUL-0: CVE-2019-13178: calamares: race condition in modules/luksbootkeyfile/main.py

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