UBUNTU-CVE-2021-42553

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Source
https://ubuntu.com/security/CVE-2021-42553
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-42553.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-42553
Related
Published
2022-10-21T10:15:00Z
Modified
2025-06-03T17:35:58Z
Severity
  • 6.8 (Medium) CVSS_V3 - CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

A buffer overflow vulnerability in stm32mwusbhost of STMicroelectronics in versions before 3.5.1 allows an attacker to execute arbitrary code when the descriptor contains more endpoints than USBHMAXNUMENDPOINTS. The library is typically integrated when using a RTOS such as FreeRTOS on STM32 MCUs.

References

Affected packages

Ubuntu:Pro:20.04:LTS / micropython

Package

Name
micropython
Purl
pkg:deb/ubuntu/micropython@1.12-1ubuntu0.1~esm1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.12-1ubuntu0.1~esm1

Affected versions

1.*

1.12-1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "1.12-1ubuntu0.1~esm1",
            "binary_name": "micropython"
        },
        {
            "binary_version": "1.12-1ubuntu0.1~esm1",
            "binary_name": "micropython-dbgsym"
        },
        {
            "binary_version": "1.12-1ubuntu0.1~esm1",
            "binary_name": "micropython-doc"
        }
    ]
}

Ubuntu:22.04:LTS / micropython

Package

Name
micropython
Purl
pkg:deb/ubuntu/micropython@1.17+ds-1.1ubuntu2?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*

1.17+ds-1ubuntu1
1.17+ds-1.1
1.17+ds-1.1ubuntu2

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:22.04:LTS / micropython

Package

Name
micropython
Purl
pkg:deb/ubuntu/micropython@1.17+ds-1.1ubuntu2+esm1?arch=source&distro=esm-apps/jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.17+ds-1.1ubuntu2+esm1

Affected versions

1.*

1.17+ds-1ubuntu1
1.17+ds-1.1
1.17+ds-1.1ubuntu2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "1.17+ds-1.1ubuntu2+esm1",
            "binary_name": "micropython"
        },
        {
            "binary_version": "1.17+ds-1.1ubuntu2+esm1",
            "binary_name": "micropython-dbgsym"
        },
        {
            "binary_version": "1.17+ds-1.1ubuntu2+esm1",
            "binary_name": "micropython-doc"
        }
    ]
}

Ubuntu:24.10 / micropython

Package

Name
micropython
Purl
pkg:deb/ubuntu/micropython@1.22.1+ds-1ubuntu0.24.10.1?arch=source&distro=oracular

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.22.1+ds-1ubuntu0.24.10.1

Affected versions

1.*

1.22.1+ds-1build2

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "1.22.1+ds-1ubuntu0.24.10.1",
            "binary_name": "micropython"
        },
        {
            "binary_version": "1.22.1+ds-1ubuntu0.24.10.1",
            "binary_name": "micropython-dbgsym"
        },
        {
            "binary_version": "1.22.1+ds-1ubuntu0.24.10.1",
            "binary_name": "micropython-doc"
        }
    ]
}

Ubuntu:24.04:LTS / micropython

Package

Name
micropython
Purl
pkg:deb/ubuntu/micropython@1.22.1+ds-1build2?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*

1.19.1+ds-1
1.22.1+ds-1
1.22.1+ds-1build1
1.22.1+ds-1build2

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:24.04:LTS / micropython

Package

Name
micropython
Purl
pkg:deb/ubuntu/micropython@1.22.1+ds-1ubuntu0.24.04.1~esm1?arch=source&distro=esm-apps/noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.22.1+ds-1ubuntu0.24.04.1~esm1

Affected versions

1.*

1.19.1+ds-1
1.22.1+ds-1
1.22.1+ds-1build1
1.22.1+ds-1build2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "1.22.1+ds-1ubuntu0.24.04.1~esm1",
            "binary_name": "micropython"
        },
        {
            "binary_version": "1.22.1+ds-1ubuntu0.24.04.1~esm1",
            "binary_name": "micropython-dbgsym"
        },
        {
            "binary_version": "1.22.1+ds-1ubuntu0.24.04.1~esm1",
            "binary_name": "micropython-doc"
        }
    ]
}

Ubuntu:25.04 / micropython

Package

Name
micropython
Purl
pkg:deb/ubuntu/micropython@1.24.1+ds-1?arch=source&distro=plucky

Affected ranges

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

Affected versions

1.*

1.22.1+ds-1build2
1.24.0+ds-1
1.24.1+ds-1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}