UBUNTU-CVE-2017-18187

In ARM mbed TLS before 2.7.0, there is a bounds-check bypass through an integer overflow in PSK identity parsing in the sslparseclientpskidentity() function in library/ssl_srv.c.

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

Fixed

2.2.1-2ubuntu0.3

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

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.2.1-2ubuntu0.3",
            "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"
        }
    ],
    "availability": "No subscription required"
}