USN-5750-1

It was discovered that GnuTLS incorrectly handled certain memory operations. A remote attacker could possibly use this issue to cause GnuTLS to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:Pro:16.04:LTS / gnutls28

Package

Name: gnutls28
Purl: pkg:deb/ubuntu/gnutls28?arch=source&distro=esm-infra%2Fxenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

3.4.10-4ubuntu1.9+esm1

Affected versions

3.*

3.3.15-5ubuntu2

3.3.18-1ubuntu1

3.3.20-1ubuntu1

3.4.9-2ubuntu1

3.4.10-4ubuntu1

3.4.10-4ubuntu1.1

3.4.10-4ubuntu1.2

3.4.10-4ubuntu1.3

3.4.10-4ubuntu1.4

3.4.10-4ubuntu1.5

3.4.10-4ubuntu1.6

3.4.10-4ubuntu1.7

3.4.10-4ubuntu1.8

3.4.10-4ubuntu1.9

Ecosystem specific

{
    "availability":  "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries":  [
        {
            "binary_name":  "gnutls-bin",
            "binary_version":  "3.4.10-4ubuntu1.9+esm1"
        },
        {
            "binary_name":  "guile-gnutls",
            "binary_version":  "3.4.10-4ubuntu1.9+esm1"
        },
        {
            "binary_name":  "libgnutls-openssl27",
            "binary_version":  "3.4.10-4ubuntu1.9+esm1"
        },
        {
            "binary_name":  "libgnutls30",
            "binary_version":  "3.4.10-4ubuntu1.9+esm1"
        },
        {
            "binary_name":  "libgnutlsxx28",
            "binary_version":  "3.4.10-4ubuntu1.9+esm1"
        }
    ]
}

Database specific

cves_map

{
    "cves":  [
        {
            "id":  "CVE-2021-4209",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "low",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:Pro:16.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5750-1.json"