CVE-2024-27419: netrom: Fix data-races around sysctl_net_busy_read

Published May 17, 2024
·
Updated

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

netrom: Fix data-races around sysctlnetbusyread

We need to protect the reader reading the sysctl value because the value can be changed concurrently.

Affected Software

194 affected componentsFixes available
Linux Linux kernel>=2.6.13<4.19.310
Linux Linux kernel>=4.20<5.4.272
Linux Linux kernel>=5.5<5.10.213
Linux Linux kernel>=5.11<5.15.152
Linux Linux kernel>=5.16<6.1.82
Linux Linux kernel>=6.2<6.6.22
Linux Linux kernel>=6.7<6.7.10
Linux Linux kernel=2.6.12
Linux Linux kernel=2.6.12-rc2
Linux Linux kernel=2.6.12-rc3
Linux Linux kernel=2.6.12-rc4
Linux Linux kernel=2.6.12-rc5
Linux Linux kernel=6.8-rc1
Linux Linux kernel=6.8-rc2
Linux Linux kernel=6.8-rc3
Linux Linux kernel=6.8-rc4
Linux Linux kernel=6.8-rc5
Linux Linux kernel=6.8-rc6
Linux Linux kernel=6.8-rc7
Debian Debian Linux=10.0
debian/linux<6.1.82-1
6.1.82-1
debian/linux<6.7.12-1
6.7.12-1
debian/linux<6.7.12-1
6.7.12-1
debian/linux
6.1.176-16.1.190-16.12.107-16.12.115-27.2.12-17.2.15-1
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<5.4.0-1128.138~18.04.1
5.4.0-1128.138~18.04.1
ubuntu/linux-azure*
ubuntu/linux-azure-4.15*
ubuntu/linux-azure-5.3*
ubuntu/linux-azure-5.4<5.4.0-1133.140~18.04.1
5.4.0-1133.140~18.04.1
ubuntu/linux-azure-edge*
ubuntu/linux-gcp*
ubuntu/linux-gcp-4.15*
ubuntu/linux-gcp-5.3*
ubuntu/linux-gcp-5.4<5.4.0-1132.141~18.04.1
5.4.0-1132.141~18.04.1
ubuntu/linux-gke-4.15*
ubuntu/linux-gke-5.4*
ubuntu/linux-gkeop-5.4*
ubuntu/linux-hwe*
ubuntu/linux-hwe-5.4<5.4.0-189.209~18.04.1
5.4.0-189.209~18.04.1
ubuntu/linux-hwe-edge*
ubuntu/linux-ibm-5.4<5.4.0-1075.80~18.04.1
5.4.0-1075.80~18.04.1
ubuntu/linux-kvm*
ubuntu/linux-oem*
ubuntu/linux-oracle*
ubuntu/linux-oracle-5.0*
ubuntu/linux-oracle-5.3*
ubuntu/linux-oracle-5.4<5.4.0-1127.136~18.04.1
5.4.0-1127.136~18.04.1
ubuntu/linux-raspi-5.4<5.4.0-1112.124~18.04.1
5.4.0-1112.124~18.04.1
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<5.4.0-189.209
5.4.0-189.209
ubuntu/linux-aws<5.4.0-1128.138
5.4.0-1128.138
ubuntu/linux-aws-5.15<5.15.0-1063.69~20.04.1
5.15.0-1063.69~20.04.1
ubuntu/linux-azure<5.4.0-1133.140
5.4.0-1133.140
ubuntu/linux-azure-5.15<5.15.0-1065.74~20.04.1
5.15.0-1065.74~20.04.1
ubuntu/linux-bluefield<5.4.0-1088.95
5.4.0-1088.95
ubuntu/linux-gcp<5.4.0-1132.141
5.4.0-1132.141
ubuntu/linux-gcp-5.15<5.15.0-1062.70~20.04.1
5.15.0-1062.70~20.04.1
ubuntu/linux-gkeop<5.4.0-1095.99
5.4.0-1095.99
ubuntu/linux-gkeop-5.15<5.15.0-1046.53~20.04.1
5.15.0-1046.53~20.04.1
ubuntu/linux-hwe-5.15<5.15.0-113.123~20.04.1
5.15.0-113.123~20.04.1
ubuntu/linux-ibm<5.4.0-1075.80
5.4.0-1075.80
ubuntu/linux-ibm-5.15<5.15.0-1057.60~20.04.1
5.15.0-1057.60~20.04.1
ubuntu/linux-intel-iotg-5.15<5.15.0-1058.64~20.04.1
5.15.0-1058.64~20.04.1
ubuntu/linux-iot<5.4.0-1040.41
5.4.0-1040.41
ubuntu/linux-kvm<5.4.0-1116.123
5.4.0-1116.123
ubuntu/linux-lowlatency-hwe-5.15<5.15.0-110.120~20.04.1
5.15.0-110.120~20.04.1
ubuntu/linux-nvidia-tegra-5.15<5.15.0-1027.27~20.04.1
5.15.0-1027.27~20.04.1
ubuntu/linux-oracle<5.4.0-1127.136
5.4.0-1127.136
ubuntu/linux-oracle-5.15<5.15.0-1061.67~20.04.1
5.15.0-1061.67~20.04.1
ubuntu/linux-raspi<5.4.0-1112.124
5.4.0-1112.124
ubuntu/linux-riscv-5.15<5.15.0-1059.63~20.04.1
5.15.0-1059.63~20.04.1
ubuntu/linux-xilinx-zynqmp<5.4.0-1047.51
5.4.0-1047.51
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-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-aws-fips<5.4.0-1128.138+fips1
5.4.0-1128.138+fips1
ubuntu/linux-azure-fips<5.4.0-1133.140+fips1
5.4.0-1133.140+fips1
ubuntu/linux-fips<5.4.0-1102.112
5.4.0-1102.112
ubuntu/linux-gcp-fips<5.4.0-1132.141+fips1
5.4.0-1132.141+fips1
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux<5.15.0-112.122
5.15.0-112.122
ubuntu/linux-allwinner-5.19*
ubuntu/linux-aws<5.15.0-1063.69
5.15.0-1063.69
ubuntu/linux-aws-5.19*
ubuntu/linux-aws-6.2*
ubuntu/linux-aws-6.5*
ubuntu/linux-azure<5.15.0-1066.75
5.15.0-1066.75
ubuntu/linux-azure-5.19*
ubuntu/linux-azure-6.2*
ubuntu/linux-azure-6.5*
ubuntu/linux-azure-fde<5.15.0-1067.76.1
5.15.0-1067.76.1
ubuntu/linux-azure-fde-5.19*
ubuntu/linux-azure-fde-6.2*
ubuntu/linux-gcp<5.15.0-1062.70
5.15.0-1062.70
ubuntu/linux-gcp-5.19*
ubuntu/linux-gcp-6.2*
ubuntu/linux-gcp-6.5*
ubuntu/linux-gke<5.15.0-1060.66
5.15.0-1060.66
ubuntu/linux-gkeop<5.15.0-1046.53
5.15.0-1046.53
ubuntu/linux-hwe-5.19*
ubuntu/linux-hwe-6.2*
ubuntu/linux-hwe-6.5*
ubuntu/linux-ibm<5.15.0-1056.59
5.15.0-1056.59
ubuntu/linux-intel-iotg<5.15.0-1058.64
5.15.0-1058.64
ubuntu/linux-kvm<5.15.0-1060.65
5.15.0-1060.65
ubuntu/linux-lowlatency<5.15.0-110.120
5.15.0-110.120
ubuntu/linux-lowlatency-hwe-5.19*
ubuntu/linux-lowlatency-hwe-6.2*
ubuntu/linux-lowlatency-hwe-6.5*
ubuntu/linux-nvidia<5.15.0-1058.59
5.15.0-1058.59
ubuntu/linux-nvidia-6.2*
ubuntu/linux-nvidia-6.5*
ubuntu/linux-nvidia-tegra<5.15.0-1026.26
5.15.0-1026.26
ubuntu/linux-nvidia-tegra-igx<5.15.0-1015.15
5.15.0-1015.15
ubuntu/linux-oem-5.17*
ubuntu/linux-oem-6.0*
ubuntu/linux-oem-6.1*
ubuntu/linux-oem-6.5*
ubuntu/linux-oracle<5.15.0-1061.67
5.15.0-1061.67
ubuntu/linux-oracle-6.5*
ubuntu/linux-raspi<5.15.0-1058.61
5.15.0-1058.61
ubuntu/linux-realtime*
ubuntu/linux-riscv*
ubuntu/linux-riscv-5.19*
ubuntu/linux-riscv-6.5*
ubuntu/linux-starfive-5.19*
ubuntu/linux-starfive-6.2*
ubuntu/linux-starfive-6.5*
ubuntu/linux-xilinx-zynqmp<5.15.0-1030.34
5.15.0-1030.34
ubuntu/linux-bluefield<5.15.0-1044.46
5.15.0-1044.46
ubuntu/linux-intel-iot-realtime<5.15.0-1056.58
5.15.0-1056.58
ubuntu/linux-realtime<5.15.0-1064.72
5.15.0-1064.72
ubuntu/linux-aws-fips*
ubuntu/linux-azure-fips*
ubuntu/linux-fips*
ubuntu/linux-gcp-fips*
ubuntu/linux-aws-fips<5.15.0-1063.69+fips1
5.15.0-1063.69+fips1
ubuntu/linux-azure-fips<5.15.0-1065.74+fips1
5.15.0-1065.74+fips1
ubuntu/linux-fips<5.15.0-111.121+fips1
5.15.0-111.121+fips1
ubuntu/linux-gcp-fips<5.15.0-1062.70+fips1
5.15.0-1062.70+fips1
ubuntu/linux-raspi-realtime<6.8.0-2002.2
6.8.0-2002.2
ubuntu/linux-vmware*

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

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

    Fixed in 6.1.82-1
  2. Upgrade

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

    Fixed in 6.7.12-1
  3. 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
  4. Upgrade

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

    Fixed in 5.4.0-1128.138~18.04.1
  5. Upgrade

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

    Fixed in 5.4.0-1133.140~18.04.1
  6. Upgrade

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

    Fixed in 5.4.0-1132.141~18.04.1
  7. Upgrade

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

    Fixed in 5.4.0-189.209~18.04.1
  8. Upgrade

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

    Fixed in 5.4.0-1075.80~18.04.1
  9. Upgrade

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

    Fixed in 5.4.0-1127.136~18.04.1
  10. Upgrade

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

    Fixed in 5.4.0-1112.124~18.04.1
  11. Upgrade

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

    Fixed in 5.4.0-189.209
  12. Upgrade

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

    Fixed in 5.4.0-1128.138
  13. Upgrade

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

    Fixed in 5.15.0-1063.69~20.04.1
  14. Upgrade

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

    Fixed in 5.4.0-1133.140
  15. Upgrade

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

    Fixed in 5.15.0-1065.74~20.04.1
  16. Upgrade

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

    Fixed in 5.4.0-1088.95
  17. Upgrade

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

    Fixed in 5.4.0-1132.141
  18. Upgrade

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

    Fixed in 5.15.0-1062.70~20.04.1
  19. Upgrade

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

    Fixed in 5.4.0-1095.99
  20. Upgrade

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

    Fixed in 5.15.0-1046.53~20.04.1
  21. Upgrade

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

    Fixed in 5.15.0-113.123~20.04.1
  22. Upgrade

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

    Fixed in 5.4.0-1075.80
  23. Upgrade

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

    Fixed in 5.15.0-1057.60~20.04.1
  24. Upgrade

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

    Fixed in 5.15.0-1058.64~20.04.1
  25. Upgrade

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

    Fixed in 5.4.0-1040.41
  26. Upgrade

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

    Fixed in 5.4.0-1116.123
  27. Upgrade

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

    Fixed in 5.15.0-110.120~20.04.1
  28. Upgrade

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

    Fixed in 5.15.0-1027.27~20.04.1
  29. Upgrade

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

    Fixed in 5.4.0-1127.136
  30. Upgrade

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

    Fixed in 5.15.0-1061.67~20.04.1
  31. Upgrade

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

    Fixed in 5.4.0-1112.124
  32. Upgrade

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

    Fixed in 5.15.0-1059.63~20.04.1
  33. Upgrade

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

    Fixed in 5.4.0-1047.51
  34. Upgrade

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

    Fixed in 5.4.0-1128.138+fips1
  35. Upgrade

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

    Fixed in 5.4.0-1133.140+fips1
  36. Upgrade

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

    Fixed in 5.4.0-1102.112
  37. Upgrade

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

    Fixed in 5.4.0-1132.141+fips1
  38. Upgrade

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

    Fixed in 5.15.0-112.122
  39. Upgrade

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

    Fixed in 5.15.0-1063.69
  40. Upgrade

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

    Fixed in 5.15.0-1066.75
  41. Upgrade

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

    Fixed in 5.15.0-1067.76.1
  42. Upgrade

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

    Fixed in 5.15.0-1062.70
  43. Upgrade

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

    Fixed in 5.15.0-1060.66
  44. Upgrade

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

    Fixed in 5.15.0-1046.53
  45. Upgrade

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

    Fixed in 5.15.0-1056.59
  46. Upgrade

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

    Fixed in 5.15.0-1058.64
  47. Upgrade

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

    Fixed in 5.15.0-1060.65
  48. Upgrade

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

    Fixed in 5.15.0-110.120
  49. Upgrade

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

    Fixed in 5.15.0-1058.59
  50. Upgrade

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

    Fixed in 5.15.0-1026.26
  51. Upgrade

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

    Fixed in 5.15.0-1015.15
  52. Upgrade

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

    Fixed in 5.15.0-1061.67
  53. Upgrade

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

    Fixed in 5.15.0-1058.61
  54. Upgrade

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

    Fixed in 5.15.0-1030.34
  55. Upgrade

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

    Fixed in 5.15.0-1044.46
  56. Upgrade

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

    Fixed in 5.15.0-1056.58
  57. Upgrade

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

    Fixed in 5.15.0-1064.72
  58. Upgrade

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

    Fixed in 5.15.0-1063.69+fips1
  59. Upgrade

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

    Fixed in 5.15.0-1065.74+fips1
  60. Upgrade

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

    Fixed in 5.15.0-111.121+fips1
  61. Upgrade

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

    Fixed in 5.15.0-1062.70+fips1
  62. Upgrade

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

    Fixed in 6.8.0-2002.2

Event History

May 17, 2024
CVE Published
via MITRE·12:01 PM
Data Sourced
via MITRE·12:01 PM
Description
Data Sourced
via OSV·12:15 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·12:15 PM
Description
Oct 15, 2026
Data Sourced
via NVD·01:17 AM
RemedySeverityWeaknessAffected Software

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of CVE-2024-27419?

CVE-2024-27419 has a medium severity rating due to potential data races in the Linux kernel.

2

How do I fix CVE-2024-27419?

To fix CVE-2024-27419, upgrade to the patched versions: 5.10.223-1, 5.10.226-1, 6.1.123-1, 6.1.119-1, 6.12.10-1, or 6.12.11-1.

3

Which systems are affected by CVE-2024-27419?

CVE-2024-27419 affects the Linux kernel versions prior to the patched releases listed.

4

What kind of vulnerability is CVE-2024-27419?

CVE-2024-27419 is a data race vulnerability associated with sysctl value reading in the Linux kernel.

5

When was CVE-2024-27419 disclosed?

CVE-2024-27419 was disclosed in 2024 and addresses concurrency issues in the Linux kernel.

Company

Resources

Contact

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