USN-4867-1

It was discovered that runC incorrectly checked mount targets. An attacker with a malicious container image could possibly mount over the /proc directory and escalate privileges. (CVE-2019-16884)

Etienne Champetier discovered that runC incorrectly checked mount targets. An attacker with a malicious container image could possibly mount the host filesystem into the container and escalate privileges. (CVE-2021-30465)

References

Affected packages

Ubuntu:Pro:16.04:LTS / runc

Package

Name: runc
Purl: pkg:deb/ubuntu/runc@1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4+esm2?arch=source&distro=esm-apps/xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4+esm2

Affected versions

0.*

0.0.8+dfsg-2

0.1.1-0ubuntu5~16.04

1.*

1.0.0~rc1-0ubuntu1~16.04

1.0.0~rc1-0ubuntu2~16.04.1

1.0.0~rc1-0ubuntu2~16.04.1.1

1.0.0~rc2-0ubuntu2~16.04.1

1.0.0~rc2+docker1.12.6-0ubuntu1~16.04.1

1.0.0~rc2+docker1.13.1-0ubuntu1~16.04.1

1.0.0~rc2+docker1.13.1-0ubuntu1~16.04.2

1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.3

1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4

1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4+esm1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4+esm2",
            "binary_name": "golang-github-opencontainers-runc-dev"
        },
        {
            "binary_version": "1.0.0~rc7+git20190403.029124da-0ubuntu1~16.04.4+esm2",
            "binary_name": "runc"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2019-16884"
        },
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "high"
                }
            ],
            "id": "CVE-2021-30465"
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}