USN-6400-1

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Source
https://ubuntu.com/security/notices/USN-6400-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6400-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6400-1
Upstream
Related
Published
2023-09-27T12:49:54.352389Z
Modified
2025-10-13T04:36:37Z
Summary
python2.7, python3.5 vulnerability
Details

It was discovered that Python did not properly provide constant-time processing for a crypto operation. An attacker could possibly use this issue to perform a timing attack and recover sensitive information.

References

Affected packages

Ubuntu:Pro:16.04:LTS / python2.7

Package

Name
python2.7
Purl
pkg:deb/ubuntu/python2.7@2.7.12-1ubuntu0~16.04.18+esm7?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.12-1ubuntu0~16.04.18+esm7

Affected versions

2.*

2.7.10-4ubuntu1
2.7.10-4ubuntu2
2.7.11-2
2.7.11-3
2.7.11-4
2.7.11-6
2.7.11-7
2.7.11-7ubuntu1
2.7.12-1~16.04
2.7.12-1ubuntu0~16.04.1
2.7.12-1ubuntu0~16.04.2
2.7.12-1ubuntu0~16.04.3
2.7.12-1ubuntu0~16.04.4
2.7.12-1ubuntu0~16.04.8
2.7.12-1ubuntu0~16.04.9
2.7.12-1ubuntu0~16.04.11
2.7.12-1ubuntu0~16.04.12
2.7.12-1ubuntu0~16.04.13
2.7.12-1ubuntu0~16.04.14
2.7.12-1ubuntu0~16.04.16
2.7.12-1ubuntu0~16.04.18
2.7.12-1ubuntu0~16.04.18+esm1
2.7.12-1ubuntu0~16.04.18+esm2
2.7.12-1ubuntu0~16.04.18+esm3
2.7.12-1ubuntu0~16.04.18+esm4
2.7.12-1ubuntu0~16.04.18+esm5
2.7.12-1ubuntu0~16.04.18+esm6

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "idle-python2.7"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "libpython2.7"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "libpython2.7-dev"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "libpython2.7-minimal"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "libpython2.7-stdlib"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "libpython2.7-testsuite"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "python2.7"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "python2.7-dev"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "python2.7-examples"
        },
        {
            "binary_version": "2.7.12-1ubuntu0~16.04.18+esm7",
            "binary_name": "python2.7-minimal"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2022-48566"
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}

Ubuntu:Pro:16.04:LTS / python3.5

Package

Name
python3.5
Purl
pkg:deb/ubuntu/python3.5@3.5.2-2ubuntu0~16.04.13+esm11?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.5.2-2ubuntu0~16.04.13+esm11

Affected versions

3.*

3.5.0-3
3.5.0-3ubuntu1
3.5.1~rc1-2ubuntu1
3.5.1-1
3.5.1-2
3.5.1-3
3.5.1-5
3.5.1-6ubuntu1
3.5.1-6ubuntu2
3.5.1-9ubuntu1
3.5.1-10
3.5.2-2~16.01
3.5.2-2~16.04
3.5.2-2ubuntu0~16.04.1
3.5.2-2ubuntu0~16.04.2
3.5.2-2ubuntu0~16.04.3
3.5.2-2ubuntu0~16.04.4
3.5.2-2ubuntu0~16.04.5
3.5.2-2ubuntu0~16.04.8
3.5.2-2ubuntu0~16.04.9
3.5.2-2ubuntu0~16.04.10
3.5.2-2ubuntu0~16.04.11
3.5.2-2ubuntu0~16.04.12
3.5.2-2ubuntu0~16.04.13
3.5.2-2ubuntu0~16.04.13+esm1
3.5.2-2ubuntu0~16.04.13+esm2
3.5.2-2ubuntu0~16.04.13+esm3
3.5.2-2ubuntu0~16.04.13+esm5
3.5.2-2ubuntu0~16.04.13+esm6
3.5.2-2ubuntu0~16.04.13+esm7
3.5.2-2ubuntu0~16.04.13+esm8
3.5.2-2ubuntu0~16.04.13+esm9
3.5.2-2ubuntu0~16.04.13+esm10

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "idle-python3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "libpython3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "libpython3.5-dev"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "libpython3.5-minimal"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "libpython3.5-stdlib"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "libpython3.5-testsuite"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "python3.5"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "python3.5-dev"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "python3.5-examples"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "python3.5-minimal"
        },
        {
            "binary_version": "3.5.2-2ubuntu0~16.04.13+esm11",
            "binary_name": "python3.5-venv"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2022-48566"
        }
    ],
    "ecosystem": "Ubuntu:Pro:16.04:LTS"
}

Ubuntu:Pro:18.04:LTS / python2.7

Package

Name
python2.7
Purl
pkg:deb/ubuntu/python2.7@2.7.17-1~18.04ubuntu1.13+esm2?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.7.17-1~18.04ubuntu1.13+esm2

Affected versions

2.*

2.7.14-2ubuntu2
2.7.14-4
2.7.14-6
2.7.14-7
2.7.14-8
2.7.15~rc1-1
2.7.15~rc1-1ubuntu0.1
2.7.15-4ubuntu4~18.04
2.7.15-4ubuntu4~18.04.1
2.7.15-4ubuntu4~18.04.2
2.7.17-1~18.04
2.7.17-1~18.04ubuntu1
2.7.17-1~18.04ubuntu1.1
2.7.17-1~18.04ubuntu1.2
2.7.17-1~18.04ubuntu1.3
2.7.17-1~18.04ubuntu1.5
2.7.17-1~18.04ubuntu1.6
2.7.17-1~18.04ubuntu1.7
2.7.17-1~18.04ubuntu1.8
2.7.17-1~18.04ubuntu1.10
2.7.17-1~18.04ubuntu1.11
2.7.17-1~18.04ubuntu1.13
2.7.17-1~18.04ubuntu1.13+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "idle-python2.7"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "libpython2.7"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "libpython2.7-dev"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "libpython2.7-minimal"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "libpython2.7-stdlib"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "libpython2.7-testsuite"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "python2.7"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "python2.7-dev"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "python2.7-examples"
        },
        {
            "binary_version": "2.7.17-1~18.04ubuntu1.13+esm2",
            "binary_name": "python2.7-minimal"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2022-48566"
        }
    ],
    "ecosystem": "Ubuntu:Pro:18.04:LTS"
}