CVE-2020-0432: Integer Overflow

Published Sep 17, 2020
·
Updated

In skbtomamac of networking.c, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-143560807

Affected Software

57 affected componentsFixes available
Google Android
openSUSE Leap=15.1
openSUSE Leap=15.2
ubuntu/linux-aws<4.4.0-1065.69
4.4.0-1065.69
ubuntu/linux-azure<4.15.0-1077.82~14.04.1
4.15.0-1077.82~14.04.1
ubuntu/linux-lts-xenial<4.4.0-177.207~14.04.1
4.4.0-177.207~14.04.1
ubuntu/linux*
ubuntu/linux<4.4.0-177.207
4.4.0-177.207
ubuntu/linux-aws<4.4.0-1105.116
4.4.0-1105.116
ubuntu/linux-aws-hwe<4.15.0-1065.69~16.04.1
4.15.0-1065.69~16.04.1
ubuntu/linux-azure<4.15.0-1077.82
4.15.0-1077.82
ubuntu/linux-gcp<4.15.0-1060.64
4.15.0-1060.64
ubuntu/linux-hwe<4.15.0-96.97~16.04.1
4.15.0-96.97~16.04.1
ubuntu/linux-kvm<4.4.0-1069.76
4.4.0-1069.76
ubuntu/linux-oracle<4.15.0-1037.41~16.04.1
4.15.0-1037.41~16.04.1
ubuntu/linux-raspi2<4.4.0-1131.140
4.4.0-1131.140
ubuntu/linux-snapdragon<4.4.0-1135.143
4.4.0-1135.143
ubuntu/linux-hwe-edge*
ubuntu/linux-fips<4.4.0-1032.37
4.4.0-1032.37
ubuntu/linux-fips*
ubuntu/linux<4.15.0-96.97
4.15.0-96.97
ubuntu/linux-aws<4.15.0-1065.69
4.15.0-1065.69
ubuntu/linux-gke-4.15<4.15.0-1057.60
4.15.0-1057.60
ubuntu/linux-gke-5.0<5.0.0-1033.34
5.0.0-1033.34
ubuntu/linux-gke-5.3<5.3.0-1017.18~18.04.1
5.3.0-1017.18~18.04.1
ubuntu/linux-hwe<5.3.0-46.38~18.04.1
5.3.0-46.38~18.04.1
ubuntu/linux-kvm<4.15.0-1058.59
4.15.0-1058.59
ubuntu/linux-oem<4.15.0-1079.89
4.15.0-1079.89
ubuntu/linux-oem-osp1<5.0.0-1047.52
5.0.0-1047.52
ubuntu/linux-oracle<4.15.0-1037.41
4.15.0-1037.41
ubuntu/linux-raspi2<4.15.0-1060.64
4.15.0-1060.64
ubuntu/linux-raspi2-5.3<5.3.0-1022.24~18.04.1
5.3.0-1022.24~18.04.1
ubuntu/linux-snapdragon<4.15.0-1076.83
4.15.0-1076.83
ubuntu/linux-aws-5.0*
ubuntu/linux-aws-5.3*
ubuntu/linux-azure*
ubuntu/linux-azure-5.3*
ubuntu/linux-azure-edge*
ubuntu/linux-gcp*
ubuntu/linux-gcp-5.3*
ubuntu/linux-gcp-edge*
ubuntu/linux-hwe-edge*
ubuntu/linux-oracle-5.0*
ubuntu/linux-oracle-5.3*
ubuntu/linux-aws-fips<4.15.0-2018.18
4.15.0-2018.18
ubuntu/linux-azure-fips<4.15.0-2006.7
4.15.0-2006.7
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux-azure-fde*
ubuntu/linux-azure-fde-5.15<5.15.0-1114.123~20.04.1
5.15.0-1114.123~20.04.1
ubuntu/linux-gke*
ubuntu/linux-raspi2*
ubuntu/linux-intel-iot-realtime*
ubuntu/linux-realtime*
ubuntu/linux-riscv*
ubuntu/linux-raspi-realtime*

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.

    Fixed in 4.4.0-1065.69
  2. Upgrade

    Upgrade ubuntu/linux-azure to a version that resolves this vulnerability.

    Fixed in 4.15.0-1077.82~14.04.1
  3. Upgrade

    Upgrade ubuntu/linux-lts-xenial to a version that resolves this vulnerability.

    Fixed in 4.4.0-177.207~14.04.1
  4. Upgrade

    Upgrade ubuntu/linux to a version that resolves this vulnerability.

    Fixed in 4.4.0-177.207
  5. Upgrade

    Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.

    Fixed in 4.4.0-1105.116
  6. Upgrade

    Upgrade ubuntu/linux-aws-hwe to a version that resolves this vulnerability.

    Fixed in 4.15.0-1065.69~16.04.1
  7. Upgrade

    Upgrade ubuntu/linux-azure to a version that resolves this vulnerability.

    Fixed in 4.15.0-1077.82
  8. Upgrade

    Upgrade ubuntu/linux-gcp to a version that resolves this vulnerability.

    Fixed in 4.15.0-1060.64
  9. Upgrade

    Upgrade ubuntu/linux-hwe to a version that resolves this vulnerability.

    Fixed in 4.15.0-96.97~16.04.1
  10. Upgrade

    Upgrade ubuntu/linux-kvm to a version that resolves this vulnerability.

    Fixed in 4.4.0-1069.76
  11. Upgrade

    Upgrade ubuntu/linux-oracle to a version that resolves this vulnerability.

    Fixed in 4.15.0-1037.41~16.04.1
  12. Upgrade

    Upgrade ubuntu/linux-raspi2 to a version that resolves this vulnerability.

    Fixed in 4.4.0-1131.140
  13. Upgrade

    Upgrade ubuntu/linux-snapdragon to a version that resolves this vulnerability.

    Fixed in 4.4.0-1135.143
  14. Upgrade

    Upgrade ubuntu/linux-fips to a version that resolves this vulnerability.

    Fixed in 4.4.0-1032.37
  15. Upgrade

    Upgrade ubuntu/linux to a version that resolves this vulnerability.

    Fixed in 4.15.0-96.97
  16. Upgrade

    Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.

    Fixed in 4.15.0-1065.69
  17. Upgrade

    Upgrade ubuntu/linux-gke-4.15 to a version that resolves this vulnerability.

    Fixed in 4.15.0-1057.60
  18. Upgrade

    Upgrade ubuntu/linux-gke-5.0 to a version that resolves this vulnerability.

    Fixed in 5.0.0-1033.34
  19. Upgrade

    Upgrade ubuntu/linux-gke-5.3 to a version that resolves this vulnerability.

    Fixed in 5.3.0-1017.18~18.04.1
  20. Upgrade

    Upgrade ubuntu/linux-hwe to a version that resolves this vulnerability.

    Fixed in 5.3.0-46.38~18.04.1
  21. Upgrade

    Upgrade ubuntu/linux-kvm to a version that resolves this vulnerability.

    Fixed in 4.15.0-1058.59
  22. Upgrade

    Upgrade ubuntu/linux-oem to a version that resolves this vulnerability.

    Fixed in 4.15.0-1079.89
  23. Upgrade

    Upgrade ubuntu/linux-oem-osp1 to a version that resolves this vulnerability.

    Fixed in 5.0.0-1047.52
  24. Upgrade

    Upgrade ubuntu/linux-oracle to a version that resolves this vulnerability.

    Fixed in 4.15.0-1037.41
  25. Upgrade

    Upgrade ubuntu/linux-raspi2 to a version that resolves this vulnerability.

    Fixed in 4.15.0-1060.64
  26. Upgrade

    Upgrade ubuntu/linux-raspi2-5.3 to a version that resolves this vulnerability.

    Fixed in 5.3.0-1022.24~18.04.1
  27. Upgrade

    Upgrade ubuntu/linux-snapdragon to a version that resolves this vulnerability.

    Fixed in 4.15.0-1076.83
  28. Upgrade

    Upgrade ubuntu/linux-aws-fips to a version that resolves this vulnerability.

    Fixed in 4.15.0-2018.18
  29. Upgrade

    Upgrade ubuntu/linux-azure-fips to a version that resolves this vulnerability.

    Fixed in 4.15.0-2006.7
  30. Upgrade

    Upgrade ubuntu/linux-azure-fde-5.15 to a version that resolves this vulnerability.

    Fixed in 5.15.0-1114.123~20.04.1

Event History

Sep 17, 2020
CVE Published
via MITRE·06:45 PM
Data Sourced
via MITRE·06:45 PM
DescriptionWeakness
Data Sourced
via OSV·07:15 PM
DescriptionSeverityAffected Software

Frequently Asked Questions

1

What is CVE-2020-0432?

CVE-2020-0432 is a vulnerability in the Android kernel that allows for local escalation of privilege due to an integer overflow.

2

What is the severity of CVE-2020-0432?

The severity of CVE-2020-0432 is high with a CVSS score of 7.8.

3

Which software versions are affected by CVE-2020-0432?

Google Android and openSUSE Leap versions 15.1 and 15.2 are affected by CVE-2020-0432.

4

How can CVE-2020-0432 be exploited?

CVE-2020-0432 can be exploited locally without user interaction.

5

Are there any patches or updates available for CVE-2020-0432?

Yes, patches and updates are available. Please refer to the provided references for more information.

Company

Resources

Contact

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