USN-3963-1

It was discovered that Memcached incorrectly handled certain lru command messages. A remote attacker could possibly use this issue to cause Memcached to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:18.04:LTS / memcached

Package

Name: memcached
Purl: pkg:deb/ubuntu/memcached@1.5.6-0ubuntu1.1?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

1.5.6-0ubuntu1.1

Affected versions

1.*

1.4.33-1ubuntu3

1.5.4-1ubuntu2

1.5.4-1ubuntu3

1.5.6-0ubuntu1

Ecosystem specific

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "memcached",
            "binary_version":  "1.5.6-0ubuntu1.1"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2019-11596",
            "severity":  [
                {
                    "score":  "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:18.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3963-1.json"