UBUNTU-CVE-2023-31356

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Source
https://ubuntu.com/security/CVE-2023-31356
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-31356.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-31356
Related
Published
2024-08-13T17:15:00Z
Modified
2025-04-23T15:05:46Z
Summary
[none]
Details

Incomplete system memory cleanup in SEV firmware could allow a privileged attacker to corrupt guest private memory, potentially resulting in a loss of data integrity.

References

Affected packages

Ubuntu:24.10 / amd64-microcode

Package

Name
amd64-microcode
Purl
pkg:deb/ubuntu/amd64-microcode@3.20240116.2+nmu1ubuntu1.1?arch=source&distro=oracular

Affected ranges

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

Affected versions

3.*

3.20231019.1ubuntu2
3.20240116.2+nmu1ubuntu1
3.20240116.2+nmu1ubuntu1.1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:24.04:LTS / amd64-microcode

Package

Name
amd64-microcode
Purl
pkg:deb/ubuntu/amd64-microcode@3.20231019.1ubuntu2.1?arch=source&distro=noble

Affected ranges

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

Affected versions

3.*

3.20230808.1.1ubuntu1
3.20231019.1ubuntu1
3.20231019.1ubuntu2
3.20231019.1ubuntu2.1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:25.04 / amd64-microcode

Package

Name
amd64-microcode
Purl
pkg:deb/ubuntu/amd64-microcode@3.20240820.1ubuntu1?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.20240820.1ubuntu1

Affected versions

3.*

3.20240116.2+nmu1ubuntu1
3.20240116.2+nmu1ubuntu1.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "3.20240820.1ubuntu1",
            "binary_name": "amd64-microcode"
        }
    ]
}