CVE-2024-35946: wifi: rtw89: fix null pointer access when abort scan

Published May 19, 2024
·
Updated

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

wifi: rtw89: fix null pointer access when abort scan

During cancel scan we might use vif that weren't scanning. Fix this by using the actual scanning vif.

Other sources

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

wifi: rtw89: fix null pointer access when abort scan

The Linux kernel CVE team has assigned CVE-2024-35946 to this issue.

Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024051921-CVE-2024-35946-c2c2@gregkh/T

— Red Hat

Affected Software

151 affected componentsFixes available
IBM Security Verify Governance<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Software Stack<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Virtual Appliance<=ISVG 10.0.2
IBM Security Verify Governance Identity Manager Container<=ISVG 10.0.2
redhat/kernel<6.6.27
6.6.27
redhat/kernel<6.8.6
6.8.6
redhat/kernel<6.9
6.9
Linux Linux kernel<6.6.27
Linux Linux kernel>=6.7<6.8.6
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-hwe-edge*
ubuntu/linux-oem*
ubuntu/linux-oracle-5.0*
ubuntu/linux-oracle-5.3*
ubuntu/linux-aws-5.11*
ubuntu/linux-aws-5.13*
ubuntu/linux-aws-5.15*
ubuntu/linux-aws-5.8*
ubuntu/linux-azure-5.11*
ubuntu/linux-azure-5.13*
ubuntu/linux-azure-5.15*
ubuntu/linux-azure-5.8*
ubuntu/linux-azure-fde*
ubuntu/linux-azure-fde-5.15*
ubuntu/linux-gcp-5.11*
ubuntu/linux-gcp-5.13*
ubuntu/linux-gcp-5.15*
ubuntu/linux-gcp-5.8*
ubuntu/linux-gke*
ubuntu/linux-gke-5.15*
ubuntu/linux-gkeop*
ubuntu/linux-gkeop-5.15*
ubuntu/linux-hwe-5.11*
ubuntu/linux-hwe-5.13*
ubuntu/linux-hwe-5.15*
ubuntu/linux-hwe-5.8*
ubuntu/linux-ibm-5.15*
ubuntu/linux-intel-5.13*
ubuntu/linux-intel-iotg-5.15*
ubuntu/linux-lowlatency-hwe-5.15*
ubuntu/linux-nvidia-tegra-5.15*
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-5.15*
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*
ubuntu/linux-allwinner-5.19*
ubuntu/linux-aws*
ubuntu/linux-aws-5.19*
ubuntu/linux-aws-6.2*
ubuntu/linux-aws-6.5*
ubuntu/linux-aws-6.8<6.8.0-1011.12~22.04.1
6.8.0-1011.12~22.04.1
ubuntu/linux-azure*
ubuntu/linux-azure-5.19*
ubuntu/linux-azure-6.2*
ubuntu/linux-azure-6.5*
ubuntu/linux-azure-6.8<6.8.0-1010.10~22.04.1
6.8.0-1010.10~22.04.1
ubuntu/linux-azure-fde*
ubuntu/linux-azure-fde-5.19*
ubuntu/linux-azure-fde-6.2*
ubuntu/linux-gcp*
ubuntu/linux-gcp-5.19*
ubuntu/linux-gcp-6.2*
ubuntu/linux-gcp-6.5*
ubuntu/linux-gke*
ubuntu/linux-gkeop*
ubuntu/linux-hwe-5.19*
ubuntu/linux-hwe-6.2*
ubuntu/linux-hwe-6.5*
ubuntu/linux-ibm*
ubuntu/linux-intel-iot-realtime*
ubuntu/linux-intel-iotg*
ubuntu/linux-kvm*
ubuntu/linux-lowlatency*
ubuntu/linux-lowlatency-hwe-5.19*
ubuntu/linux-lowlatency-hwe-6.2*
ubuntu/linux-lowlatency-hwe-6.5*
ubuntu/linux-nvidia*
ubuntu/linux-nvidia-6.2*
ubuntu/linux-nvidia-6.5*
ubuntu/linux-nvidia-6.8<6.8.0-1009.9~22.04.1
6.8.0-1009.9~22.04.1
ubuntu/linux-nvidia-tegra*
ubuntu/linux-nvidia-tegra-igx*
ubuntu/linux-oem-5.17*
ubuntu/linux-oem-6.0*
ubuntu/linux-oem-6.1*
ubuntu/linux-oem-6.5*
ubuntu/linux-oracle*
ubuntu/linux-oracle-6.5*
ubuntu/linux-oracle-6.8<6.8.0-1008.8~22.04.1
6.8.0-1008.8~22.04.1
ubuntu/linux-raspi*
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*
ubuntu/linux-bluefield*
ubuntu/linux-intel-iot-realtime*
ubuntu/linux-realtime*
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<6.8.0-38.38
6.8.0-38.38
ubuntu/linux-aws<6.8.0-1011.12
6.8.0-1011.12
ubuntu/linux-azure<6.8.0-1010.10
6.8.0-1010.10
ubuntu/linux-gcp<6.8.0-1010.11
6.8.0-1010.11
ubuntu/linux-gke<6.8.0-1006.9
6.8.0-1006.9
ubuntu/linux-ibm<6.8.0-1008.8
6.8.0-1008.8
ubuntu/linux-intel<6.8.0-1007.14
6.8.0-1007.14
ubuntu/linux-lowlatency<6.8.0-38.38.1
6.8.0-38.38.1
ubuntu/linux-nvidia<6.8.0-1009.9
6.8.0-1009.9
ubuntu/linux-oem-6.8<6.8.0-1008.8
6.8.0-1008.8
ubuntu/linux-oracle<6.8.0-1008.8
6.8.0-1008.8
ubuntu/linux-raspi<6.8.0-1007.7
6.8.0-1007.7
ubuntu/linux-riscv<6.8.0-38.38.1
6.8.0-38.38.1
ubuntu/linux-raspi-realtime<6.8.0-2006.6
6.8.0-2006.6
ubuntu/linux-realtime<6.8.1-1004.4
6.8.1-1004.4
debian/linux*
debian/linux<6.8.9-1
6.8.9-1
debian/linux<6.8.9-1
6.8.9-1
linux/kernel>=5.16.0<6.1.191
6.1.191
linux/kernel>=6.2.0<6.6.27
6.6.27
linux/kernel>=6.7.0<6.8.6
6.8.6
debian/linux<=6.1.176-1, <=6.1.190-1
6.12.107-16.12.115-27.2.12-17.2.15-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/kernel to a version that resolves this vulnerability.

    Fixed in 6.6.27
  2. Upgrade

    Upgrade redhat/kernel to a version that resolves this vulnerability.

    Fixed in 6.8.6
  3. Upgrade

    Upgrade redhat/kernel to a version that resolves this vulnerability.

    Fixed in 6.9
  4. Upgrade

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

    Fixed in 6.8.0-1011.12~22.04.1
  5. Upgrade

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

    Fixed in 6.8.0-1010.10~22.04.1
  6. Upgrade

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

    Fixed in 6.8.0-1009.9~22.04.1
  7. Upgrade

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

    Fixed in 6.8.0-1008.8~22.04.1
  8. Upgrade

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

    Fixed in 6.8.0-38.38
  9. Upgrade

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

    Fixed in 6.8.0-1011.12
  10. Upgrade

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

    Fixed in 6.8.0-1010.10
  11. Upgrade

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

    Fixed in 6.8.0-1010.11
  12. Upgrade

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

    Fixed in 6.8.0-1006.9
  13. Upgrade

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

    Fixed in 6.8.0-1008.8
  14. Upgrade

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

    Fixed in 6.8.0-1007.14
  15. Upgrade

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

    Fixed in 6.8.0-38.38.1
  16. Upgrade

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

    Fixed in 6.8.0-1009.9
  17. Upgrade

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

    Fixed in 6.8.0-1008.8
  18. Upgrade

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

    Fixed in 6.8.0-1008.8
  19. Upgrade

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

    Fixed in 6.8.0-1007.7
  20. Upgrade

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

    Fixed in 6.8.0-38.38.1
  21. Upgrade

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

    Fixed in 6.8.0-2006.6
  22. Upgrade

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

    Fixed in 6.8.1-1004.4
  23. Upgrade

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

    Fixed in 6.8.9-1
  24. Upgrade

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

    Fixed in 6.1.191
  25. Upgrade

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

    Fixed in 6.6.27
  26. Upgrade

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

    Fixed in 6.8.6
  27. Upgrade

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

    Fixed in 6.12.107-1Fixed in 6.12.115-2Fixed in 7.2.12-1Fixed in 7.2.15-1

Event History

May 19, 2024
CVE Published
via MITRE·10:10 AM
Data Sourced
via MITRE·10:10 AM
Description
Data Sourced
via OSV·10:10 AM
DescriptionAffected Software
Data Sourced
via OSV·11:15 AM
Severity
Data Sourced
via NVD·11:15 AM
RemedyDescriptionSeverityWeaknessAffected Software
May 20, 2024
Data Sourced
via Red Hat·03:48 PM
DescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

What is the severity of CVE-2024-35946?

CVE-2024-35946 has been classified as a moderate severity vulnerability.

2

How do I fix CVE-2024-35946?

To fix CVE-2024-35946, update your kernel to version 6.6.27, 6.8.6, or 6.9 for Red Hat and similar versions for Debian.

3

Which Linux distributions are affected by CVE-2024-35946?

CVE-2024-35946 affects the Linux kernel across various distributions, including Red Hat and Debian.

4

What is the impact of CVE-2024-35946?

CVE-2024-35946 could lead to null pointer access when canceling a scan, potentially causing system instability or crashes.

5

When was CVE-2024-35946 disclosed?

CVE-2024-35946 was disclosed in relation to the Linux kernel's vulnerability fixes.

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