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Vulnerability · Published Jan 11, 2025 · Assigned by Linux

CVE-2024-55639net: renesas: rswitch: avoid use-after-put for a device tree node

High 8.4

In plain English

A high-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)8.4High
Exploit odds (30 days)0.2%top 87.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: net: renesas: rswitch: avoid use-after-put for a device tree node The device tree node saved in the rswitch_device structure is used at several driver locations. So passing this node to of_node_put() after the first use is wrong. Move of_node_put() for this node to exit paths.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:13linux6.12.6-1DEBIAN-CVE-2024-55639
Debian:14linux6.12.6-1DEBIAN-CVE-2024-55639
Ubuntu:24.04:LTSlinux6.8.0-60.63USN-7513-1
Ubuntu:24.04:LTSlinux6.8.0-60.63UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-aws6.8.0-1029.31UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-aws6.8.0-1029.31USN-7513-1
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1029.31~22.04.1USN-7513-1
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1029.31~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-azure6.8.0-1029.34USN-7513-3
Ubuntu:24.04:LTSlinux-azure6.8.0-1029.34UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-azure-6.116.11.0-1012.12~24.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1029.34~22.04.1USN-7513-3
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1029.34~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-azure-nvidia6.8.0-1016.17UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-azure-nvidia6.8.0-1016.17USN-7522-1
Ubuntu:24.04:LTSlinux-gcp6.8.0-1030.32USN-7515-2
Ubuntu:24.04:LTSlinux-gcp6.8.0-1030.32UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-gcp-6.116.11.0-1011.11~24.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1030.32~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1030.32~22.04.1USN-7515-2
Ubuntu:24.04:LTSlinux-gke6.8.0-1025.29UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-gke6.8.0-1025.29USN-7515-1
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1012.14USN-7515-2
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1012.14UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-hwe-6.116.11.0-21.21~24.04.1USN-7379-1
Ubuntu:24.04:LTSlinux-hwe-6.116.11.0-21.21~24.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-60.63~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-60.63~22.04.1USN-7513-4
Ubuntu:24.04:LTSlinux-ibm6.8.0-1026.26USN-7513-1
Ubuntu:24.04:LTSlinux-ibm6.8.0-1026.26UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1026.26~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-60.63.1UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-60.63.1USN-7513-1
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-lowlatency-hwe-6.116.11.0-1011.12~24.04.1USN-7381-1
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-60.63.1~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-60.63.1~22.04.1USN-7513-1
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1028.31USN-7514-1
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1028.31UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-nvidia-6.116.11.0-1007.7UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1028.31~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1028.31~22.04.1USN-7514-1
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1028.31.1USN-7514-1
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1028.31.1UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-nvidia-tegra6.8.0-1008.8UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-oem-6.116.11.0-1017.17USN-7382-1
Ubuntu:24.04:LTSlinux-oem-6.116.11.0-1017.17UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1028.28UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1028.28USN-7513-3
Ubuntu:24.04:LTSlinux-oracle6.8.0-1026.27USN-7513-1
Ubuntu:24.04:LTSlinux-oracle6.8.0-1026.27UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1026.27~22.04.1USN-7513-5
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1026.27~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-raspi6.8.0-1028.32UBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-riscv6.8.0-60.63.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-62.65~22.04.1UBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-55639
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-55639
Ubuntu:24.04:LTSlinux-xilinx6.8.0-1017.18UBUNTU-CVE-2024-55639

Affected products (as reported)

VendorProductVersions
Linux Linux b46f1e5793298c67efc2f1b917350a2cefacf9d6 – before bf8c6755f02029d1eddc3ff19b870240f054afc7b46f1e5793298c67efc2f1b917350a2cefacf9d6 – before 92007a28f95413058a7268dc84e5f44b700165d1b46f1e5793298c67efc2f1b917350a2cefacf9d6 – before 66b7e9f85b8459c823b11e9af69dbf4be5eb6be8
Linux Linux 6.3

References