CVE-2022-45886: Race Condition

Published Nov 25, 2022
·
Updated

An issue was discovered in the Linux kernel through 6.0.9. drivers/media/dvb-core/dvbnet.c has a .disconnect versus dvbdeviceopen race condition that leads to a use-after-free.

Affected Software

185 affected componentsFixes available
Linux Linux kernel<=6.0.9
NetApp H410c Firmware
NetApp H410c
NetApp H300s Firmware
NetApp H300s
NetApp H500s Firmware
NetApp H500s
NetApp H700s Firmware
NetApp H700s
NetApp H410s Firmware
NetApp H410s
Linux Linux kernel>=2.6.12<4.19.285
Linux Linux kernel>=4.20<5.4.246
Linux Linux kernel>=5.5<5.10.183
Linux Linux kernel>=5.11<5.15.116
Linux Linux kernel>=5.16<6.1.33
Linux Linux kernel>=6.2<6.3.7
All of the following
NetApp H410c Firmware
NetApp H410c
All of the following
NetApp H300s Firmware
NetApp H300s
All of the following
NetApp H500s Firmware
NetApp H500s
All of the following
NetApp H700s Firmware
NetApp H700s
All of the following
NetApp H410s Firmware
NetApp H410s
IBM Security Verify Governance, Identity Manager software component<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager virtual appliance component<=ISVG 10.0.2
debian/linux
6.1.176-16.1.190-16.12.107-16.12.115-27.2.12-17.2.15-1
debian/linux<6.1.37-1
6.1.37-1
debian/linux<6.3.7-1
6.3.7-1
debian/linux<6.3.7-1
6.3.7-1
ubuntu/linux*
ubuntu/linux-aws*
ubuntu/linux-azure*
ubuntu/linux-lts-xenial*
ubuntu/linux*
ubuntu/linux-aws*
ubuntu/linux-aws-hwe*
ubuntu/linux-azure*
ubuntu/linux-gcp*
ubuntu/linux-hwe*
ubuntu/linux-hwe-edge*
ubuntu/linux-kvm*
ubuntu/linux-oracle*
ubuntu/linux-fips*
ubuntu/linux-fips*
ubuntu/linux*
ubuntu/linux-aws*
ubuntu/linux-aws-5.0*
ubuntu/linux-aws-5.3*
ubuntu/linux-aws-5.4<5.4.0-1109.118~18.04.1
5.4.0-1109.118~18.04.1
ubuntu/linux-azure*
ubuntu/linux-azure-4.15*
ubuntu/linux-azure-5.3*
ubuntu/linux-azure-5.4<5.4.0-1115.122~18.04.1
5.4.0-1115.122~18.04.1
ubuntu/linux-azure-edge*
ubuntu/linux-gcp*
ubuntu/linux-gcp-4.15*
ubuntu/linux-gcp-5.3*
ubuntu/linux-gcp-5.4<5.4.0-1112.121~18.04.1
5.4.0-1112.121~18.04.1
ubuntu/linux-gke-4.15*
ubuntu/linux-gke-5.4*
ubuntu/linux-gkeop-5.4*
ubuntu/linux-hwe*
ubuntu/linux-hwe-5.4<5.4.0-162.179~18.04.1
5.4.0-162.179~18.04.1
ubuntu/linux-hwe-edge*
ubuntu/linux-ibm-5.4<5.4.0-1056.61~18.04.1
5.4.0-1056.61~18.04.1
ubuntu/linux-kvm*
ubuntu/linux-oem*
ubuntu/linux-oracle*
ubuntu/linux-oracle-5.0*
ubuntu/linux-oracle-5.3*
ubuntu/linux-oracle-5.4<5.4.0-1108.117~18.04.1
5.4.0-1108.117~18.04.1
ubuntu/linux-raspi-5.4<5.4.0-1093.104~18.04.1
5.4.0-1093.104~18.04.1
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux<5.4.0-162.179
5.4.0-162.179
ubuntu/linux-aws<5.4.0-1109.118
5.4.0-1109.118
ubuntu/linux-aws-5.15<5.15.0-1044.49~20.04.1
5.15.0-1044.49~20.04.1
ubuntu/linux-azure<5.4.0-1115.122
5.4.0-1115.122
ubuntu/linux-azure-5.15<5.15.0-1046.53~20.04.1
5.15.0-1046.53~20.04.1
ubuntu/linux-bluefield<5.4.0-1070.76
5.4.0-1070.76
ubuntu/linux-gcp<5.4.0-1112.121
5.4.0-1112.121
ubuntu/linux-gcp-5.15<5.15.0-1041.49~20.04.1
5.15.0-1041.49~20.04.1
ubuntu/linux-gkeop<5.4.0-1076.80
5.4.0-1076.80
ubuntu/linux-gkeop-5.15<5.15.0-1027.32~20.04.1
5.15.0-1027.32~20.04.1
ubuntu/linux-hwe-5.15<5.15.0-83.92~20.04.1
5.15.0-83.92~20.04.1
ubuntu/linux-ibm<5.4.0-1056.61
5.4.0-1056.61
ubuntu/linux-ibm-5.15<5.15.0-1037.40~20.04.1
5.15.0-1037.40~20.04.1
ubuntu/linux-intel-iotg-5.15<5.15.0-1040.46~20.04.1
5.15.0-1040.46~20.04.1
ubuntu/linux-kvm<5.4.0-1098.104
5.4.0-1098.104
ubuntu/linux-lowlatency-hwe-5.15<5.15.0-83.92~20.04.1
5.15.0-83.92~20.04.1
ubuntu/linux-nvidia-tegra-5.15<5.15.0-1017.17~20.04.1
5.15.0-1017.17~20.04.1
ubuntu/linux-oracle<5.4.0-1108.117
5.4.0-1108.117
ubuntu/linux-oracle-5.15<5.15.0-1042.48~20.04.1
5.15.0-1042.48~20.04.1
ubuntu/linux-raspi<5.4.0-1093.104
5.4.0-1093.104
ubuntu/linux-aws-5.11*
ubuntu/linux-aws-5.13*
ubuntu/linux-aws-5.8*
ubuntu/linux-azure-5.11*
ubuntu/linux-azure-5.13*
ubuntu/linux-azure-5.8*
ubuntu/linux-azure-fde*
ubuntu/linux-gcp-5.11*
ubuntu/linux-gcp-5.13*
ubuntu/linux-gcp-5.8*
ubuntu/linux-gke*
ubuntu/linux-gke-5.15*
ubuntu/linux-hwe-5.11*
ubuntu/linux-hwe-5.13*
ubuntu/linux-hwe-5.8*
ubuntu/linux-intel-5.13*
ubuntu/linux-iot*
ubuntu/linux-oem-5.10*
ubuntu/linux-oem-5.13*
ubuntu/linux-oem-5.6*
ubuntu/linux-oracle-5.11*
ubuntu/linux-oracle-5.13*
ubuntu/linux-oracle-5.8*
ubuntu/linux-raspi2*
ubuntu/linux-riscv*
ubuntu/linux-riscv-5.11*
ubuntu/linux-riscv-5.15*
ubuntu/linux-riscv-5.8*
ubuntu/linux-xilinx-zynqmp*
ubuntu/linux-aws-fips<5.4.0-1109.118+fips1
5.4.0-1109.118+fips1
ubuntu/linux-azure-fips<5.4.0-1115.122+fips1
5.4.0-1115.122+fips1
ubuntu/linux-fips<5.4.0-1084.93
5.4.0-1084.93
ubuntu/linux-gcp-fips<5.4.0-1112.121+fips1
5.4.0-1112.121+fips1
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux<5.15.0-83.92
5.15.0-83.92
ubuntu/linux-allwinner-5.19*
ubuntu/linux-aws<5.15.0-1044.49
5.15.0-1044.49
ubuntu/linux-aws-5.19*
ubuntu/linux-aws-6.2<6.2.0-1013.13~22.04.1
6.2.0-1013.13~22.04.1
ubuntu/linux-azure<5.15.0-1046.53
5.15.0-1046.53
ubuntu/linux-azure-5.19*
ubuntu/linux-azure-6.2<6.2.0-1014.14~22.04.1
6.2.0-1014.14~22.04.1
ubuntu/linux-azure-fde<5.15.0-1046.53.1
5.15.0-1046.53.1
ubuntu/linux-azure-fde-5.19*
ubuntu/linux-azure-fde-6.2<6.2.0-1014.14~22.04.1.1
6.2.0-1014.14~22.04.1.1
ubuntu/linux-gcp<5.15.0-1041.49
5.15.0-1041.49
ubuntu/linux-gcp-5.19*
ubuntu/linux-gcp-6.2<6.2.0-1016.18~22.04.1
6.2.0-1016.18~22.04.1
ubuntu/linux-gke<5.15.0-1041.46
5.15.0-1041.46
ubuntu/linux-gkeop<5.15.0-1027.32
5.15.0-1027.32
ubuntu/linux-hwe-5.19*
ubuntu/linux-hwe-6.2<6.2.0-34.34~22.04.1
6.2.0-34.34~22.04.1
ubuntu/linux-ibm<5.15.0-1037.40
5.15.0-1037.40
ubuntu/linux-intel-iotg<5.15.0-1039.45
5.15.0-1039.45
ubuntu/linux-kvm<5.15.0-1041.46
5.15.0-1041.46
ubuntu/linux-lowlatency<5.15.0-83.92
5.15.0-83.92
ubuntu/linux-lowlatency-hwe-5.19*
ubuntu/linux-lowlatency-hwe-6.2<6.2.0-1014.14~22.04.1
6.2.0-1014.14~22.04.1
ubuntu/linux-nvidia*
ubuntu/linux-nvidia-6.2<6.2.0-1011.11
6.2.0-1011.11
ubuntu/linux-nvidia-tegra<5.15.0-1017.17
5.15.0-1017.17
ubuntu/linux-nvidia-tegra-igx<5.15.0-1004.4
5.15.0-1004.4
ubuntu/linux-oem-5.17*
ubuntu/linux-oem-6.0*
ubuntu/linux-oem-6.1<6.1.0-1016.16
6.1.0-1016.16
ubuntu/linux-oracle<5.15.0-1042.48
5.15.0-1042.48
ubuntu/linux-raspi<5.15.0-1037.40
5.15.0-1037.40
ubuntu/linux-realtime*
ubuntu/linux-riscv*
ubuntu/linux-riscv-5.19*
ubuntu/linux-starfive-5.19*
ubuntu/linux-starfive-6.5*
ubuntu/linux-xilinx-zynqmp<5.15.0-1025.29
5.15.0-1025.29
ubuntu/linux-bluefield<5.15.0-1023.25
5.15.0-1023.25
ubuntu/linux-intel-iot-realtime<5.15.0-1038.40
5.15.0-1038.40
ubuntu/linux-realtime<5.15.0-1045.50
5.15.0-1045.50
ubuntu/linux-fips*
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 6.12.115-2Fixed in 7.2.12-1Fixed in 7.2.15-1
  2. Upgrade

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

    Fixed in 6.1.37-1
  3. Upgrade

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

    Fixed in 6.3.7-1
  4. Upgrade

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

    Fixed in 5.4.0-1109.118~18.04.1
  5. Upgrade

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

    Fixed in 5.4.0-1115.122~18.04.1
  6. Upgrade

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

    Fixed in 5.4.0-1112.121~18.04.1
  7. Upgrade

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

    Fixed in 5.4.0-162.179~18.04.1
  8. Upgrade

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

    Fixed in 5.4.0-1056.61~18.04.1
  9. Upgrade

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

    Fixed in 5.4.0-1108.117~18.04.1
  10. Upgrade

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

    Fixed in 5.4.0-1093.104~18.04.1
  11. Upgrade

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

    Fixed in 5.4.0-162.179
  12. Upgrade

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

    Fixed in 5.4.0-1109.118
  13. Upgrade

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

    Fixed in 5.15.0-1044.49~20.04.1
  14. Upgrade

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

    Fixed in 5.4.0-1115.122
  15. Upgrade

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

    Fixed in 5.15.0-1046.53~20.04.1
  16. Upgrade

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

    Fixed in 5.4.0-1070.76
  17. Upgrade

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

    Fixed in 5.4.0-1112.121
  18. Upgrade

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

    Fixed in 5.15.0-1041.49~20.04.1
  19. Upgrade

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

    Fixed in 5.4.0-1076.80
  20. Upgrade

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

    Fixed in 5.15.0-1027.32~20.04.1
  21. Upgrade

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

    Fixed in 5.15.0-83.92~20.04.1
  22. Upgrade

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

    Fixed in 5.4.0-1056.61
  23. Upgrade

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

    Fixed in 5.15.0-1037.40~20.04.1
  24. Upgrade

    Upgrade ubuntu/linux-intel-iotg-5.15 to a version that resolves this vulnerability.

    Fixed in 5.15.0-1040.46~20.04.1
  25. Upgrade

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

    Fixed in 5.4.0-1098.104
  26. Upgrade

    Upgrade ubuntu/linux-lowlatency-hwe-5.15 to a version that resolves this vulnerability.

    Fixed in 5.15.0-83.92~20.04.1
  27. Upgrade

    Upgrade ubuntu/linux-nvidia-tegra-5.15 to a version that resolves this vulnerability.

    Fixed in 5.15.0-1017.17~20.04.1
  28. Upgrade

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

    Fixed in 5.4.0-1108.117
  29. Upgrade

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

    Fixed in 5.15.0-1042.48~20.04.1
  30. Upgrade

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

    Fixed in 5.4.0-1093.104
  31. Upgrade

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

    Fixed in 5.4.0-1109.118+fips1
  32. Upgrade

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

    Fixed in 5.4.0-1115.122+fips1
  33. Upgrade

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

    Fixed in 5.4.0-1084.93
  34. Upgrade

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

    Fixed in 5.4.0-1112.121+fips1
  35. Upgrade

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

    Fixed in 5.15.0-83.92
  36. Upgrade

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

    Fixed in 5.15.0-1044.49
  37. Upgrade

    Upgrade ubuntu/linux-aws-6.2 to a version that resolves this vulnerability.

    Fixed in 6.2.0-1013.13~22.04.1
  38. Upgrade

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

    Fixed in 5.15.0-1046.53
  39. Upgrade

    Upgrade ubuntu/linux-azure-6.2 to a version that resolves this vulnerability.

    Fixed in 6.2.0-1014.14~22.04.1
  40. Upgrade

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

    Fixed in 5.15.0-1046.53.1
  41. Upgrade

    Upgrade ubuntu/linux-azure-fde-6.2 to a version that resolves this vulnerability.

    Fixed in 6.2.0-1014.14~22.04.1.1
  42. Upgrade

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

    Fixed in 5.15.0-1041.49
  43. Upgrade

    Upgrade ubuntu/linux-gcp-6.2 to a version that resolves this vulnerability.

    Fixed in 6.2.0-1016.18~22.04.1
  44. Upgrade

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

    Fixed in 5.15.0-1041.46
  45. Upgrade

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

    Fixed in 5.15.0-1027.32
  46. Upgrade

    Upgrade ubuntu/linux-hwe-6.2 to a version that resolves this vulnerability.

    Fixed in 6.2.0-34.34~22.04.1
  47. Upgrade

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

    Fixed in 5.15.0-1037.40
  48. Upgrade

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

    Fixed in 5.15.0-1039.45
  49. Upgrade

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

    Fixed in 5.15.0-1041.46
  50. Upgrade

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

    Fixed in 5.15.0-83.92
  51. Upgrade

    Upgrade ubuntu/linux-lowlatency-hwe-6.2 to a version that resolves this vulnerability.

    Fixed in 6.2.0-1014.14~22.04.1
  52. Upgrade

    Upgrade ubuntu/linux-nvidia-6.2 to a version that resolves this vulnerability.

    Fixed in 6.2.0-1011.11
  53. Upgrade

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

    Fixed in 5.15.0-1017.17
  54. Upgrade

    Upgrade ubuntu/linux-nvidia-tegra-igx to a version that resolves this vulnerability.

    Fixed in 5.15.0-1004.4
  55. Upgrade

    Upgrade ubuntu/linux-oem-6.1 to a version that resolves this vulnerability.

    Fixed in 6.1.0-1016.16
  56. Upgrade

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

    Fixed in 5.15.0-1042.48
  57. Upgrade

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

    Fixed in 5.15.0-1037.40
  58. Upgrade

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

    Fixed in 5.15.0-1025.29
  59. Upgrade

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

    Fixed in 5.15.0-1023.25
  60. Upgrade

    Upgrade ubuntu/linux-intel-iot-realtime to a version that resolves this vulnerability.

    Fixed in 5.15.0-1038.40
  61. Upgrade

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

    Fixed in 5.15.0-1045.50

Event History

Nov 25, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via OSV·04:15 AM
DescriptionSeverityAffected Software
Data Sourced
via NVD·04:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via Red Hat·05:43 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2022-45886?

CVE-2022-45886 is rated as high severity due to the potential for a use-after-free vulnerability in the Linux kernel.

2

How do I fix CVE-2022-45886?

To fix CVE-2022-45886, update your Linux kernel to a version higher than 6.0.9 or apply the appropriate patches provided by your Linux distribution.

3

What versions of the Linux kernel are affected by CVE-2022-45886?

CVE-2022-45886 affects the Linux kernel versions up to 6.0.9, including several versions from 2.6.12 to 6.0.9.

4

Which software components are affected by CVE-2022-45886?

The affected software components include IBM Security Verify Governance, Identity Manager, and multiple versions of the Linux kernel.

5

Is there a confirmed exploit for CVE-2022-45886?

As of now, there is no publicly available information confirming an active exploit for CVE-2022-45886.

Company

Resources

Contact

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