Log in Start free

Vulnerability · Published May 30, 2024 · Assigned by Linux

CVE-2024-36945net/smc: fix neighbour and rtable leak in smc_ib_find_route()

High 7.5

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 0.5% (higher than 41% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.5%top 58.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix neighbour and rtable leak in smc_ib_find_route() In smc_ib_find_route(), the neighbour found by neigh_lookup() and rtable resolved by ip_route_output_flow() are not released or put before return. It may cause the refcount leak, so fix it.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.94-1DEBIAN-CVE-2024-36945
Debian:13linux6.8.11-1DEBIAN-CVE-2024-36945
Debian:14linux6.8.11-1DEBIAN-CVE-2024-36945
Ubuntu:22.04:LTSlinux5.15.0-142.152UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux5.15.0-142.152USN-7591-1
Ubuntu:24.04:LTSlinux6.8.0-40.40UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-aws5.15.0-1086.93UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-aws5.15.0-1086.93USN-7591-4
Ubuntu:24.04:LTSlinux-aws6.8.0-1013.14UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1013.14~22.04.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-azure5.15.0-1091.100USN-7597-1
Ubuntu:22.04:LTSlinux-azure5.15.0-1091.100UBUNTU-CVE-2024-36945
Ubuntu:24.04:LTSlinux-azure6.8.0-1012.14UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1012.14~22.04.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1091.100.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-gcp5.15.0-1085.94USN-7591-1
Ubuntu:22.04:LTSlinux-gcp5.15.0-1085.94UBUNTU-CVE-2024-36945
Ubuntu:24.04:LTSlinux-gcp6.8.0-1012.13UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1012.13~22.04.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-gke5.15.0-1083.89UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-gke5.15.0-1083.89USN-7591-1
Ubuntu:24.04:LTSlinux-gke6.8.0-1008.11UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1068.76USN-7591-1
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1068.76UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-40.40~22.04.3UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-ibm5.15.0-1078.81UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-ibm5.15.0-1078.81USN-7591-1
Ubuntu:24.04:LTSlinux-ibm6.8.0-1010.10UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1010.10~22.04.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1081.87UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1081.87USN-7591-5
Ubuntu:22.04:LTSlinux-kvm5.15.0-1082.87UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-kvm5.15.0-1082.87USN-7591-1
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-142.152UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-142.152USN-7591-1
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-40.40.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-40.40.1~22.04.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1080.81USN-7591-1
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1080.81UBUNTU-CVE-2024-36945
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1011.11UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1011.11~22.04.1UBUNTU-CVE-2024-36945
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1011.11.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1039.39UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1039.39USN-7591-1
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1028.28USN-7591-1
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1028.28UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1010.10UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-oracle5.15.0-1083.89UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-oracle5.15.0-1083.89USN-7591-1
Ubuntu:24.04:LTSlinux-oracle6.8.0-1010.10UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1010.10~22.04.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-raspi5.15.0-1080.83UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-raspi5.15.0-1080.83USN-7591-6
Ubuntu:24.04:LTSlinux-raspi6.8.0-1009.10UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-36945
Ubuntu:24.04:LTSlinux-riscv6.8.0-40.40.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-40.40.1~22.04.1UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1050.54UBUNTU-CVE-2024-36945
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1050.54USN-7602-1

Affected products (as reported)

VendorProductVersions
Linux Linux e5c4744cfb598f98672f8d21d59ef2c1fa9c9b5f – before d5a466ab6e78d6f2e0f64435f1e17246c8e941ffe5c4744cfb598f98672f8d21d59ef2c1fa9c9b5f – before 5df93c029a907b0ff5a4eeadd77ba06ff0a277d2e5c4744cfb598f98672f8d21d59ef2c1fa9c9b5f – before da91e447d06dc649fcf46e59122e7bf8f0b2e0dbe5c4744cfb598f98672f8d21d59ef2c1fa9c9b5f – before 2ddc0dd7fec86ee53b8928a5cca5fbddd4fc7c06
Linux Linux 5.16

References