USN-4891-1

See a problem?
Source
https://ubuntu.com/security/notices/USN-4891-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4891-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4891-1
Related
Published
2021-03-25T14:29:46.156172Z
Modified
2021-03-25T14:29:46.156172Z
Summary
openssl vulnerability
Details

It was discovered that OpenSSL incorrectly handled certain renegotiation ClientHello messages. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:18.04:LTS / openssl

Package

Name
openssl
Purl
pkg:deb/ubuntu/openssl@1.1.1-1ubuntu2.1~18.04.9?arch=src?distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.1.1-1ubuntu2.1~18.04.9

Affected versions

1.*

1.0.2g-1ubuntu13
1.0.2g-1ubuntu14
1.0.2n-1ubuntu1
1.1.0g-2ubuntu1
1.1.0g-2ubuntu2
1.1.0g-2ubuntu3
1.1.0g-2ubuntu4
1.1.0g-2ubuntu4.1
1.1.0g-2ubuntu4.3
1.1.1-1ubuntu2.1~18.04.1
1.1.1-1ubuntu2.1~18.04.2
1.1.1-1ubuntu2.1~18.04.3
1.1.1-1ubuntu2.1~18.04.4
1.1.1-1ubuntu2.1~18.04.5
1.1.1-1ubuntu2.1~18.04.6
1.1.1-1ubuntu2.1~18.04.7
1.1.1-1ubuntu2.1~18.04.8

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "libssl-doc": "1.1.1-1ubuntu2.1~18.04.9",
            "libssl-dev": "1.1.1-1ubuntu2.1~18.04.9",
            "libssl1.1-dbgsym": "1.1.1-1ubuntu2.1~18.04.9",
            "libssl1.1-udeb": "1.1.1-1ubuntu2.1~18.04.9",
            "libssl1.1": "1.1.1-1ubuntu2.1~18.04.9",
            "openssl-dbgsym": "1.1.1-1ubuntu2.1~18.04.9",
            "libcrypto1.1-udeb": "1.1.1-1ubuntu2.1~18.04.9",
            "openssl": "1.1.1-1ubuntu2.1~18.04.9"
        }
    ]
}

Ubuntu:20.04:LTS / openssl

Package

Name
openssl
Purl
pkg:deb/ubuntu/openssl@1.1.1f-1ubuntu2.3?arch=src?distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.1.1f-1ubuntu2.3

Affected versions

1.*

1.1.1c-1ubuntu4
1.1.1d-2ubuntu3
1.1.1d-2ubuntu6
1.1.1f-1ubuntu1
1.1.1f-1ubuntu2
1.1.1f-1ubuntu2.1
1.1.1f-1ubuntu2.2

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "libssl-doc": "1.1.1f-1ubuntu2.3",
            "libssl-dev": "1.1.1f-1ubuntu2.3",
            "libssl1.1-dbgsym": "1.1.1f-1ubuntu2.3",
            "libssl1.1-udeb": "1.1.1f-1ubuntu2.3",
            "libssl1.1": "1.1.1f-1ubuntu2.3",
            "openssl-dbgsym": "1.1.1f-1ubuntu2.3",
            "libcrypto1.1-udeb": "1.1.1f-1ubuntu2.3",
            "openssl": "1.1.1f-1ubuntu2.3"
        }
    ]
}