UBUNTU-CVE-2022-46393

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2022-46393
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-46393.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2022-46393
Upstream
Published
2022-12-15T23:15:00Z
Modified
2025-10-24T04:54:01Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0. There is a potential heap-based buffer overflow and heap-based buffer over-read in DTLS if MBEDTLSSSLDTLSCONNECTIONID is enabled and MBEDTLSSSLCIDINLENMAX > 2 * MBEDTLSSSLCIDOUTLENMAX.

References

Affected packages

Ubuntu:16.04:LTS / mbedtls

Package

Name
mbedtls
Purl
pkg:deb/ubuntu/mbedtls@2.2.1-2ubuntu0.3?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.1.2-1
2.2.0-1
2.2.1-1
2.2.1-2
2.2.1-2ubuntu0.1
2.2.1-2ubuntu0.2
2.2.1-2ubuntu0.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libmbedcrypto0",
            "binary_version": "2.2.1-2ubuntu0.3"
        },
        {
            "binary_name": "libmbedtls-dev",
            "binary_version": "2.2.1-2ubuntu0.3"
        },
        {
            "binary_name": "libmbedtls10",
            "binary_version": "2.2.1-2ubuntu0.3"
        },
        {
            "binary_name": "libmbedx509-0",
            "binary_version": "2.2.1-2ubuntu0.3"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-46393.json"

Ubuntu:18.04:LTS / mbedtls

Package

Name
mbedtls
Purl
pkg:deb/ubuntu/mbedtls@2.8.0-1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.5.1-1ubuntu1
2.6.0-1
2.7.0-2
2.8.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libmbedcrypto1",
            "binary_version": "2.8.0-1"
        },
        {
            "binary_name": "libmbedtls-dev",
            "binary_version": "2.8.0-1"
        },
        {
            "binary_name": "libmbedtls10",
            "binary_version": "2.8.0-1"
        },
        {
            "binary_name": "libmbedx509-0",
            "binary_version": "2.8.0-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-46393.json"

Ubuntu:20.04:LTS / mbedtls

Package

Name
mbedtls
Purl
pkg:deb/ubuntu/mbedtls@2.16.4-1ubuntu2?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.16.2-1
2.16.3-1
2.16.4-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libmbedcrypto3",
            "binary_version": "2.16.4-1ubuntu2"
        },
        {
            "binary_name": "libmbedtls-dev",
            "binary_version": "2.16.4-1ubuntu2"
        },
        {
            "binary_name": "libmbedtls12",
            "binary_version": "2.16.4-1ubuntu2"
        },
        {
            "binary_name": "libmbedx509-0",
            "binary_version": "2.16.4-1ubuntu2"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-46393.json"

Ubuntu:22.04:LTS / mbedtls

Package

Name
mbedtls
Purl
pkg:deb/ubuntu/mbedtls@2.28.0-1build1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.16.9-0.1ubuntu1
2.16.11-0.1ubuntu1
2.16.11-0.3
2.28.0-1
2.28.0-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libmbedcrypto7",
            "binary_version": "2.28.0-1build1"
        },
        {
            "binary_name": "libmbedtls-dev",
            "binary_version": "2.28.0-1build1"
        },
        {
            "binary_name": "libmbedtls14",
            "binary_version": "2.28.0-1build1"
        },
        {
            "binary_name": "libmbedx509-1",
            "binary_version": "2.28.0-1build1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-46393.json"