CVE-2024-45018: netfilter: flowtable: initialise extack before use

Published Sep 11, 2024
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

netfilter: flowtable: initialise extack before use

Fix missing initialisation of extack in flow offload.

Affected Software

160 affected componentsFixes available
Linux Linux kernel>=5.5<5.10.225
Linux Linux kernel>=5.11<5.15.166
Linux Linux kernel>=5.16<6.1.107
Linux Linux kernel>=6.2<6.6.48
Linux Linux kernel>=6.7<6.10.7
Linux Linux kernel=6.11-rc1
Linux Linux kernel=6.11-rc2
Linux Linux kernel=6.11-rc3
IBM Security Verify Governance<=ISVG 10.0.2
IBM Security Verify Governance - Identity Manager virtual appliance component<=ISVG 10.0.2
Microsoft cbl2 kernel 5.15.164.1-1
Patch available
Microsoft azl3 kernel 6.6.47.1-1
Patch available
Microsoft cbl2 kernel 5.15.164.1-1
Patch available
Microsoft azl3 kernel 6.6.51.1-1
Patch available
Microsoft cbl2 kernel 5.15.167.1-1
Patch available
ubuntu/linux-hwe-edge*
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-gke-4.15*
ubuntu/linux-gke-5.4*
ubuntu/linux-gkeop-5.4*
ubuntu/linux-hwe*
ubuntu/linux-oem*
ubuntu/linux-oracle-5.0*
ubuntu/linux-oracle-5.3*
ubuntu/linux-aws-5.15<5.15.0-1072.78~20.04.1
5.15.0-1072.78~20.04.1
ubuntu/linux-azure-5.15<5.15.0-1078.87~20.04.1
5.15.0-1078.87~20.04.1
ubuntu/linux-gcp-5.15<5.15.0-1071.79~20.04.1
5.15.0-1071.79~20.04.1
ubuntu/linux-gkeop-5.15<5.15.0-1055.62~20.04.1
5.15.0-1055.62~20.04.1
ubuntu/linux-hwe-5.15<5.15.0-125.135~20.04.1
5.15.0-125.135~20.04.1
ubuntu/linux-ibm-5.15<5.15.0-1065.68~20.04.1
5.15.0-1065.68~20.04.1
ubuntu/linux-intel-iotg-5.15<5.15.0-1067.73~20.04.1
5.15.0-1067.73~20.04.1
ubuntu/linux-lowlatency-hwe-5.15<5.15.0-125.135~20.04.1
5.15.0-125.135~20.04.1
ubuntu/linux-nvidia-tegra-5.15<5.15.0-1032.32~20.04.1
5.15.0-1032.32~20.04.1
ubuntu/linux-oracle-5.15<5.15.0-1070.76~20.04.1
5.15.0-1070.76~20.04.1
ubuntu/linux-riscv-5.15<5.15.0-1068.72~20.04.1
5.15.0-1068.72~20.04.1
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-bluefield*
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-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-5.8*
ubuntu/linux<5.15.0-125.135
5.15.0-125.135
ubuntu/linux-allwinner-5.19*
ubuntu/linux-aws<5.15.0-1072.78
5.15.0-1072.78
ubuntu/linux-aws-5.19*
ubuntu/linux-aws-6.2*
ubuntu/linux-aws-6.5*
ubuntu/linux-aws-6.8<6.8.0-1020.22~22.04.1
6.8.0-1020.22~22.04.1
ubuntu/linux-azure<5.15.0-1075.84
5.15.0-1075.84
ubuntu/linux-azure-5.19*
ubuntu/linux-azure-6.2*
ubuntu/linux-azure-6.5*
ubuntu/linux-azure-6.8<6.8.0-1020.23~22.04.1
6.8.0-1020.23~22.04.1
ubuntu/linux-azure-fde<5.15.0-1076.85.1
5.15.0-1076.85.1
ubuntu/linux-azure-fde-5.19*
ubuntu/linux-azure-fde-6.2*
ubuntu/linux-gcp<5.15.0-1071.79
5.15.0-1071.79
ubuntu/linux-gcp-5.19*
ubuntu/linux-gcp-6.2*
ubuntu/linux-gcp-6.5*
ubuntu/linux-gcp-6.8<6.8.0-1019.21~22.04.1
6.8.0-1019.21~22.04.1
ubuntu/linux-gke<5.15.0-1069.75
5.15.0-1069.75
ubuntu/linux-gkeop<5.15.0-1055.62
5.15.0-1055.62
ubuntu/linux-hwe-5.19*
ubuntu/linux-hwe-6.2*
ubuntu/linux-hwe-6.5*
ubuntu/linux-hwe-6.8<6.8.0-50.51~22.04.1
6.8.0-50.51~22.04.1
ubuntu/linux-ibm<5.15.0-1065.68
5.15.0-1065.68
ubuntu/linux-ibm-6.8<6.8.0-1017.17~22.04.1
6.8.0-1017.17~22.04.1
ubuntu/linux-intel-iotg<5.15.0-1067.73
5.15.0-1067.73
ubuntu/linux-kvm<5.15.0-1069.74
5.15.0-1069.74
ubuntu/linux-lowlatency<5.15.0-125.135
5.15.0-125.135
ubuntu/linux-lowlatency-hwe-5.19*
ubuntu/linux-lowlatency-hwe-6.2*
ubuntu/linux-lowlatency-hwe-6.5*
ubuntu/linux-lowlatency-hwe-6.8<6.8.0-50.51.1~22.04.1
6.8.0-50.51.1~22.04.1
ubuntu/linux-nvidia<5.15.0-1067.68
5.15.0-1067.68
ubuntu/linux-nvidia-6.2*
ubuntu/linux-nvidia-6.5*
ubuntu/linux-nvidia-6.8<6.8.0-1019.21~22.04.1
6.8.0-1019.21~22.04.1
ubuntu/linux-nvidia-tegra<5.15.0-1032.32
5.15.0-1032.32
ubuntu/linux-nvidia-tegra-igx<5.15.0-1020.20
5.15.0-1020.20
ubuntu/linux-oem-5.17*
ubuntu/linux-oem-6.0*
ubuntu/linux-oem-6.1*
ubuntu/linux-oem-6.5*
ubuntu/linux-oracle<5.15.0-1070.76
5.15.0-1070.76
ubuntu/linux-oracle-6.5*
ubuntu/linux-oracle-6.8<6.8.0-1017.18~22.04.1
6.8.0-1017.18~22.04.1
ubuntu/linux-raspi<5.15.0-1065.68
5.15.0-1065.68
ubuntu/linux-realtime*
ubuntu/linux-riscv*
ubuntu/linux-riscv-5.19*
ubuntu/linux-riscv-6.5*
ubuntu/linux-riscv-6.8<6.8.0-50.51.1~22.04.1
6.8.0-50.51.1~22.04.1
ubuntu/linux-starfive-5.19*
ubuntu/linux-starfive-6.2*
ubuntu/linux-starfive-6.5*
ubuntu/linux-xilinx-zynqmp<5.15.0-1038.42
5.15.0-1038.42
ubuntu/linux-bluefield<5.15.0-1056.58
5.15.0-1056.58
ubuntu/linux-intel-iot-realtime<5.15.0-1066.68
5.15.0-1066.68
ubuntu/linux-realtime<5.15.0-1073.81
5.15.0-1073.81
ubuntu/linux-realtime-6.8<6.8.1-1013.14~22.04.1
6.8.1-1013.14~22.04.1
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux-aws-fips<5.15.0-1072.78+fips1
5.15.0-1072.78+fips1
ubuntu/linux-azure-fips<5.15.0-1075.84+fips1
5.15.0-1075.84+fips1
ubuntu/linux-fips<5.15.0-125.135+fips1
5.15.0-125.135+fips1
ubuntu/linux-gcp-fips<5.15.0-1071.79+fips1
5.15.0-1071.79+fips1
ubuntu/linux<6.8.0-50.51
6.8.0-50.51
ubuntu/linux-aws<6.8.0-1020.22
6.8.0-1020.22
ubuntu/linux-azure<6.8.0-1020.23
6.8.0-1020.23
ubuntu/linux-gcp<6.8.0-1019.21
6.8.0-1019.21
ubuntu/linux-gke<6.8.0-1015.19
6.8.0-1015.19
ubuntu/linux-gkeop<6.8.0-1002.4
6.8.0-1002.4
ubuntu/linux-ibm<6.8.0-1017.17
6.8.0-1017.17
ubuntu/linux-lowlatency<6.8.0-50.51.1
6.8.0-50.51.1
ubuntu/linux-nvidia<6.8.0-1019.21
6.8.0-1019.21
ubuntu/linux-nvidia-lowlatency<6.8.0-1019.21.1
6.8.0-1019.21.1
ubuntu/linux-oem-6.8<6.8.0-1018.18
6.8.0-1018.18
ubuntu/linux-oracle<6.8.0-1017.18
6.8.0-1017.18
ubuntu/linux-raspi<6.8.0-1016.18
6.8.0-1016.18
ubuntu/linux-riscv<6.8.0-50.51.1
6.8.0-50.51.1
ubuntu/linux-xilinx<6.8.0-1017.18
6.8.0-1017.18
ubuntu/linux-raspi-realtime<6.8.0-2015.16
6.8.0-2015.16
ubuntu/linux-realtime<6.8.1-1013.14
6.8.1-1013.14
ubuntu/linux-fips<6.8.0-78.78+fips1
6.8.0-78.78+fips1
debian/linux<6.1.112-1
6.1.112-1
debian/linux<6.10.7-1
6.10.7-1
debian/linux<6.10.7-1
6.10.7-1
debian/linux
6.1.176-16.1.190-16.12.107-16.12.116-17.2.15-17.3.3-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 5.15.0-1072.78~20.04.1
  2. Upgrade

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

    Fixed in 5.15.0-1078.87~20.04.1
  3. Upgrade

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

    Fixed in 5.15.0-1071.79~20.04.1
  4. Upgrade

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

    Fixed in 5.15.0-1055.62~20.04.1
  5. Upgrade

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

    Fixed in 5.15.0-125.135~20.04.1
  6. Upgrade

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

    Fixed in 5.15.0-1065.68~20.04.1
  7. Upgrade

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

    Fixed in 5.15.0-1067.73~20.04.1
  8. Upgrade

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

    Fixed in 5.15.0-125.135~20.04.1
  9. Upgrade

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

    Fixed in 5.15.0-1032.32~20.04.1
  10. Upgrade

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

    Fixed in 5.15.0-1070.76~20.04.1
  11. Upgrade

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

    Fixed in 5.15.0-1068.72~20.04.1
  12. Upgrade

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

    Fixed in 5.15.0-125.135
  13. Upgrade

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

    Fixed in 5.15.0-1072.78
  14. Upgrade

    Upgrade ubuntu/linux-aws-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-1020.22~22.04.1
  15. Upgrade

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

    Fixed in 5.15.0-1075.84
  16. Upgrade

    Upgrade ubuntu/linux-azure-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-1020.23~22.04.1
  17. Upgrade

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

    Fixed in 5.15.0-1076.85.1
  18. Upgrade

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

    Fixed in 5.15.0-1071.79
  19. Upgrade

    Upgrade ubuntu/linux-gcp-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-1019.21~22.04.1
  20. Upgrade

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

    Fixed in 5.15.0-1069.75
  21. Upgrade

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

    Fixed in 5.15.0-1055.62
  22. Upgrade

    Upgrade ubuntu/linux-hwe-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-50.51~22.04.1
  23. Upgrade

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

    Fixed in 5.15.0-1065.68
  24. Upgrade

    Upgrade ubuntu/linux-ibm-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-1017.17~22.04.1
  25. Upgrade

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

    Fixed in 5.15.0-1067.73
  26. Upgrade

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

    Fixed in 5.15.0-1069.74
  27. Upgrade

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

    Fixed in 5.15.0-125.135
  28. Upgrade

    Upgrade ubuntu/linux-lowlatency-hwe-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-50.51.1~22.04.1
  29. Upgrade

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

    Fixed in 5.15.0-1067.68
  30. Upgrade

    Upgrade ubuntu/linux-nvidia-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-1019.21~22.04.1
  31. Upgrade

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

    Fixed in 5.15.0-1032.32
  32. Upgrade

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

    Fixed in 5.15.0-1020.20
  33. Upgrade

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

    Fixed in 5.15.0-1070.76
  34. Upgrade

    Upgrade ubuntu/linux-oracle-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-1017.18~22.04.1
  35. Upgrade

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

    Fixed in 5.15.0-1065.68
  36. Upgrade

    Upgrade ubuntu/linux-riscv-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-50.51.1~22.04.1
  37. Upgrade

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

    Fixed in 5.15.0-1038.42
  38. Upgrade

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

    Fixed in 5.15.0-1056.58
  39. Upgrade

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

    Fixed in 5.15.0-1066.68
  40. Upgrade

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

    Fixed in 5.15.0-1073.81
  41. Upgrade

    Upgrade ubuntu/linux-realtime-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.1-1013.14~22.04.1
  42. Upgrade

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

    Fixed in 5.15.0-1072.78+fips1
  43. Upgrade

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

    Fixed in 5.15.0-1075.84+fips1
  44. Upgrade

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

    Fixed in 5.15.0-125.135+fips1
  45. Upgrade

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

    Fixed in 5.15.0-1071.79+fips1
  46. Upgrade

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

    Fixed in 6.8.0-50.51
  47. Upgrade

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

    Fixed in 6.8.0-1020.22
  48. Upgrade

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

    Fixed in 6.8.0-1020.23
  49. Upgrade

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

    Fixed in 6.8.0-1019.21
  50. Upgrade

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

    Fixed in 6.8.0-1015.19
  51. Upgrade

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

    Fixed in 6.8.0-1002.4
  52. Upgrade

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

    Fixed in 6.8.0-1017.17
  53. Upgrade

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

    Fixed in 6.8.0-50.51.1
  54. Upgrade

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

    Fixed in 6.8.0-1019.21
  55. Upgrade

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

    Fixed in 6.8.0-1019.21.1
  56. Upgrade

    Upgrade ubuntu/linux-oem-6.8 to a version that resolves this vulnerability.

    Fixed in 6.8.0-1018.18
  57. Upgrade

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

    Fixed in 6.8.0-1017.18
  58. Upgrade

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

    Fixed in 6.8.0-1016.18
  59. Upgrade

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

    Fixed in 6.8.0-50.51.1
  60. Upgrade

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

    Fixed in 6.8.0-1017.18
  61. Upgrade

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

    Fixed in 6.8.0-2015.16
  62. Upgrade

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

    Fixed in 6.8.1-1013.14
  63. Upgrade

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

    Fixed in 6.8.0-78.78+fips1
  64. Upgrade

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

    Fixed in 6.1.112-1
  65. Upgrade

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

    Fixed in 6.10.7-1
  66. 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 6.12.116-1Fixed in 7.2.15-1Fixed in 7.3.3-1

Event History

Sep 11, 2024
CVE Published
via MITRE·03:13 PM
Data Sourced
via MITRE·03:13 PM
Description
Data Sourced
via OSV·04:15 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·04:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Data Sourced
via Red Hat·04:21 PM
DescriptionSeverityAffected Software
Oct 12, 2024
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·07:00 AM
Affected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2024-45018?

CVE-2024-45018 is classified with a low severity level.

2

How do I fix CVE-2024-45018?

To fix CVE-2024-45018, upgrade to the latest kernel version as specified in your distribution's advisory.

3

What versions of the Linux kernel are affected by CVE-2024-45018?

CVE-2024-45018 affects Linux kernel versions from 5.5 to 6.11-rc3.

4

Can I still use my system if it is vulnerable to CVE-2024-45018?

While you can continue to use your system, it is recommended to apply the patch to mitigate potential risks.

5

What are the consequences of CVE-2024-45018?

The consequences of CVE-2024-45018 could include issues with flow offload functionality in netfilter.

Company

Resources

Contact

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