CVE-2020-15393: Medium severity Linux Linux kernel vulnerability

Published Jun 29, 2020
·
Updated

In the Linux kernel 4.4 through 5.7.6, usbtestdisconnect in drivers/usb/misc/usbtest.c has a memory leak, aka CID-28ebeb8db770.

Affected Software

84 affected componentsFixes available
Linux Linux kernel>=4.4<=5.7.6
Debian Debian Linux=9.0
openSUSE Leap=15.1
openSUSE Leap=15.2
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=20.04
debian/linux
6.1.176-16.1.190-16.12.107-16.12.113-17.2.12-17.2.13-1
ubuntu/linux-aws<4.4.0-1076.80
4.4.0-1076.80
ubuntu/linux-azure<4.15.0-1093.103~14.04.1
4.15.0-1093.103~14.04.1
ubuntu/linux-lts-xenial<4.4.0-187.217~14.04.1
4.4.0-187.217~14.04.1
ubuntu/linux*
ubuntu/linux<4.4.0-187.217
4.4.0-187.217
ubuntu/linux-aws<4.4.0-1112.124
4.4.0-1112.124
ubuntu/linux-aws-hwe<4.15.0-1080.84~16.04.1
4.15.0-1080.84~16.04.1
ubuntu/linux-azure<4.15.0-1093.103~16.04.1
4.15.0-1093.103~16.04.1
ubuntu/linux-gcp<4.15.0-1081.92~16.04.1
4.15.0-1081.92~16.04.1
ubuntu/linux-hwe<4.15.0-115.116~16.04.1
4.15.0-115.116~16.04.1
ubuntu/linux-kvm<4.4.0-1078.85
4.4.0-1078.85
ubuntu/linux-oracle<4.15.0-1051.55~16.04.1
4.15.0-1051.55~16.04.1
ubuntu/linux-raspi2<4.4.0-1137.146
4.4.0-1137.146
ubuntu/linux-snapdragon<4.4.0-1141.149
4.4.0-1141.149
ubuntu/linux-hwe-edge*
ubuntu/linux-fips<4.4.0-1044.49
4.4.0-1044.49
ubuntu/linux-fips*
ubuntu/linux<4.15.0-115.116
4.15.0-115.116
ubuntu/linux-aws<4.15.0-1080.84
4.15.0-1080.84
ubuntu/linux-aws-5.3<5.3.0-1033.35
5.3.0-1033.35
ubuntu/linux-aws-5.4<5.4.0-1022.22~18.04.1
5.4.0-1022.22~18.04.1
ubuntu/linux-azure-4.15<4.15.0-1093.103
4.15.0-1093.103
ubuntu/linux-azure-5.3<5.3.0-1035.36
5.3.0-1035.36
ubuntu/linux-azure-5.4<5.4.0-1023.23~18.04.1
5.4.0-1023.23~18.04.1
ubuntu/linux-gcp-4.15<4.15.0-1081.92
4.15.0-1081.92
ubuntu/linux-gcp-5.4<5.4.0-1022.22~18.04.1
5.4.0-1022.22~18.04.1
ubuntu/linux-gke-4.15<4.15.0-1067.70
4.15.0-1067.70
ubuntu/linux-gke-5.3<5.3.0-1033.35
5.3.0-1033.35
ubuntu/linux-hwe<5.3.0-65.59
5.3.0-65.59
ubuntu/linux-hwe-5.4<5.4.0-45.49~18.04.2
5.4.0-45.49~18.04.2
ubuntu/linux-kvm<4.15.0-1072.73
4.15.0-1072.73
ubuntu/linux-oem<4.15.0-1094.104
4.15.0-1094.104
ubuntu/linux-oracle<4.15.0-1051.55
4.15.0-1051.55
ubuntu/linux-oracle-5.4<5.4.0-1022.22~18.04.1
5.4.0-1022.22~18.04.1
ubuntu/linux-raspi-5.4<5.4.0-1016.17~18.04.1
5.4.0-1016.17~18.04.1
ubuntu/linux-raspi2<4.15.0-1068.72
4.15.0-1068.72
ubuntu/linux-raspi2-5.3<5.3.0-1032.34
5.3.0-1032.34
ubuntu/linux-snapdragon<4.15.0-1084.92
4.15.0-1084.92
ubuntu/linux-aws-5.0*
ubuntu/linux-azure*
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<4.15.0-2025.25
4.15.0-2025.25
ubuntu/linux-azure-fips<4.15.0-2007.8
4.15.0-2007.8
ubuntu/linux-fips<4.15.0-1039.44
4.15.0-1039.44
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux<5.4.0-45.49
5.4.0-45.49
ubuntu/linux-aws<5.4.0-1022.22
5.4.0-1022.22
ubuntu/linux-azure<5.4.0-1023.23
5.4.0-1023.23
ubuntu/linux-gcp<5.4.0-1022.22
5.4.0-1022.22
ubuntu/linux-kvm<5.4.0-1021.21
5.4.0-1021.21
ubuntu/linux-oem-5.6<5.6.0-1031.32
5.6.0-1031.32
ubuntu/linux-oracle<5.4.0-1022.22
5.4.0-1022.22
ubuntu/linux-raspi<5.4.0-1016.17
5.4.0-1016.17
ubuntu/linux-riscv<5.4.0-31.35
5.4.0-31.35
ubuntu/linux-azure-fde*
ubuntu/linux-gke*
ubuntu/linux-raspi2*
ubuntu/linux-aws-fips<5.4.0-1069.73+fips2
5.4.0-1069.73+fips2
ubuntu/linux-azure-fips<5.4.0-1073.76+fips1
5.4.0-1073.76+fips1
ubuntu/linux-gcp-fips<5.4.0-1067.71~20.04.1
5.4.0-1067.71~20.04.1
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-gcp-fips*
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 debian/linux to a version that resolves this vulnerability.

    Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.113-1Fixed in 7.2.12-1Fixed in 7.2.13-1
  2. Upgrade

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

    Fixed in 4.4.0-1076.80
  3. Upgrade

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

    Fixed in 4.15.0-1093.103~14.04.1
  4. Upgrade

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

    Fixed in 4.4.0-187.217~14.04.1
  5. Upgrade

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

    Fixed in 4.4.0-187.217
  6. Upgrade

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

    Fixed in 4.4.0-1112.124
  7. Upgrade

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

    Fixed in 4.15.0-1080.84~16.04.1
  8. Upgrade

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

    Fixed in 4.15.0-1093.103~16.04.1
  9. Upgrade

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

    Fixed in 4.15.0-1081.92~16.04.1
  10. Upgrade

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

    Fixed in 4.15.0-115.116~16.04.1
  11. Upgrade

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

    Fixed in 4.4.0-1078.85
  12. Upgrade

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

    Fixed in 4.15.0-1051.55~16.04.1
  13. Upgrade

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

    Fixed in 4.4.0-1137.146
  14. Upgrade

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

    Fixed in 4.4.0-1141.149
  15. Upgrade

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

    Fixed in 4.4.0-1044.49
  16. Upgrade

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

    Fixed in 4.15.0-115.116
  17. Upgrade

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

    Fixed in 4.15.0-1080.84
  18. Upgrade

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

    Fixed in 5.3.0-1033.35
  19. Upgrade

    Upgrade ubuntu/linux-aws-5.4 to a version that resolves this vulnerability.

    Fixed in 5.4.0-1022.22~18.04.1
  20. Upgrade

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

    Fixed in 4.15.0-1093.103
  21. Upgrade

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

    Fixed in 5.3.0-1035.36
  22. Upgrade

    Upgrade ubuntu/linux-azure-5.4 to a version that resolves this vulnerability.

    Fixed in 5.4.0-1023.23~18.04.1
  23. Upgrade

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

    Fixed in 4.15.0-1081.92
  24. Upgrade

    Upgrade ubuntu/linux-gcp-5.4 to a version that resolves this vulnerability.

    Fixed in 5.4.0-1022.22~18.04.1
  25. Upgrade

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

    Fixed in 4.15.0-1067.70
  26. Upgrade

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

    Fixed in 5.3.0-1033.35
  27. Upgrade

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

    Fixed in 5.3.0-65.59
  28. Upgrade

    Upgrade ubuntu/linux-hwe-5.4 to a version that resolves this vulnerability.

    Fixed in 5.4.0-45.49~18.04.2
  29. Upgrade

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

    Fixed in 4.15.0-1072.73
  30. Upgrade

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

    Fixed in 4.15.0-1094.104
  31. Upgrade

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

    Fixed in 4.15.0-1051.55
  32. Upgrade

    Upgrade ubuntu/linux-oracle-5.4 to a version that resolves this vulnerability.

    Fixed in 5.4.0-1022.22~18.04.1
  33. Upgrade

    Upgrade ubuntu/linux-raspi-5.4 to a version that resolves this vulnerability.

    Fixed in 5.4.0-1016.17~18.04.1
  34. Upgrade

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

    Fixed in 4.15.0-1068.72
  35. Upgrade

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

    Fixed in 5.3.0-1032.34
  36. Upgrade

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

    Fixed in 4.15.0-1084.92
  37. Upgrade

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

    Fixed in 4.15.0-2025.25
  38. Upgrade

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

    Fixed in 4.15.0-2007.8
  39. Upgrade

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

    Fixed in 4.15.0-1039.44
  40. Upgrade

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

    Fixed in 5.4.0-45.49
  41. Upgrade

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

    Fixed in 5.4.0-1022.22
  42. Upgrade

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

    Fixed in 5.4.0-1023.23
  43. Upgrade

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

    Fixed in 5.4.0-1022.22
  44. Upgrade

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

    Fixed in 5.4.0-1021.21
  45. Upgrade

    Upgrade ubuntu/linux-oem-5.6 to a version that resolves this vulnerability.

    Fixed in 5.6.0-1031.32
  46. Upgrade

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

    Fixed in 5.4.0-1022.22
  47. Upgrade

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

    Fixed in 5.4.0-1016.17
  48. Upgrade

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

    Fixed in 5.4.0-31.35
  49. Upgrade

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

    Fixed in 5.4.0-1069.73+fips2
  50. Upgrade

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

    Fixed in 5.4.0-1073.76+fips1
  51. Upgrade

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

    Fixed in 5.4.0-1067.71~20.04.1

Event History

Jun 29, 2020
CVE Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
RemedyDescriptionSeverityAffected Software
CVE Published
via MITRE·09:58 PM
Data Sourced
via MITRE·09:58 PM
Description
Data Sourced
via OSV·10:15 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·10:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2020-15393?

CVE-2020-15393 has a moderate severity level due to its memory leak in the Linux kernel.

2

How do I fix CVE-2020-15393?

To fix CVE-2020-15393, upgrade to kernel versions 5.10.223-1, 5.10.226-1, 6.1.119-1, 6.1.123-1, 6.12.10-1, or 6.12.11-1.

3

Which Linux distributions are affected by CVE-2020-15393?

CVE-2020-15393 affects various distributions including Debian Linux 9.0, openSUSE Leap 15.1 and 15.2, and multiple versions of Ubuntu Linux.

4

What are the consequences of exploiting CVE-2020-15393?

Exploiting CVE-2020-15393 can lead to resource exhaustion due to a memory leak, potentially impacting system stability.

5

When was CVE-2020-15393 last updated?

CVE-2020-15393 was last updated on November 29, 2024.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203