USN-4000-1

It was discovered that Corosync incorrectly handled certain requests. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code.

References

Affected packages

Ubuntu:16.04:LTS / corosync

Package

Name: corosync
Purl: pkg:deb/ubuntu/corosync@2.3.5-3ubuntu2.3?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.3.5-3ubuntu2.3

Affected versions

2.*

2.3.4-0ubuntu1

2.3.5-3

2.3.5-3ubuntu1

2.3.5-3ubuntu2

2.3.5-3ubuntu2.1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "corosync",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "corosync-notifyd",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "libcfg6",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "libcmap4",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "libcorosync-common4",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "libcpg4",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "libquorum5",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "libsam4",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "libtotem-pg5",
            "binary_version": "2.3.5-3ubuntu2.3"
        },
        {
            "binary_name": "libvotequorum7",
            "binary_version": "2.3.5-3ubuntu2.3"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4000-1.json"

cves_map

{
    "ecosystem": "Ubuntu:16.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2018-1084"
        }
    ]
}

Ubuntu:18.04:LTS / corosync