USN-5051-3

Ingo Schwarze discovered that OpenSSL incorrectly handled certain ASN.1 strings. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly obtain sensitive information. (CVE-2021-3712)

References

Affected packages

Ubuntu:18.04:LTS / openssl1.0

Package

Name: openssl1.0
Purl: pkg:deb/ubuntu/openssl1.0@1.0.2n-1ubuntu5.7?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.0.2n-1ubuntu5.7

Affected versions

1.*

1.0.2n-1ubuntu2

1.0.2n-1ubuntu3

1.0.2n-1ubuntu4

1.0.2n-1ubuntu5

1.0.2n-1ubuntu5.1

1.0.2n-1ubuntu5.2

1.0.2n-1ubuntu5.3

1.0.2n-1ubuntu5.4

1.0.2n-1ubuntu5.5

1.0.2n-1ubuntu5.6

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "libcrypto1.0.0-udeb",
            "binary_version": "1.0.2n-1ubuntu5.7"
        },
        {
            "binary_name": "libssl1.0-dev",
            "binary_version": "1.0.2n-1ubuntu5.7"
        },
        {
            "binary_name": "libssl1.0.0",
            "binary_version": "1.0.2n-1ubuntu5.7"
        },
        {
            "binary_name": "libssl1.0.0-dbgsym",
            "binary_version": "1.0.2n-1ubuntu5.7"
        },
        {
            "binary_name": "libssl1.0.0-udeb",
            "binary_version": "1.0.2n-1ubuntu5.7"
        },
        {
            "binary_name": "openssl1.0",
            "binary_version": "1.0.2n-1ubuntu5.7"
        },
        {
            "binary_name": "openssl1.0-dbgsym",
            "binary_version": "1.0.2n-1ubuntu5.7"
        }
    ],
    "availability": "No subscription required"
}