Log in Start free

Vulnerability · Published Jun 18, 2025 · Assigned by Linux

CVE-2022-50033usb: host: ohci-ppc-of: Fix refcount leak bug

Medium 5.5

In plain English

A medium-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 10% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 90.3% 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: usb: host: ohci-ppc-of: Fix refcount leak bug In ohci_hcd_ppc_of_probe(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.0.2-1DEBIAN-CVE-2022-50033
Debian:13linux6.0.2-1DEBIAN-CVE-2022-50033
Debian:14linux6.0.2-1DEBIAN-CVE-2022-50033
Ubuntu:22.04:LTSlinux5.15.0-53.59UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-aws5.15.0-1023.27UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-azure5.15.0-1023.29UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1024.30.1UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-gcp5.15.0-1022.29UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-gke5.15.0-1020.25UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1008.12UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-ibm5.15.0-1018.21UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1018.23UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-kvm5.15.0-1021.26UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-53.59UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1015.15UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-oracle5.15.0-1022.28UBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-raspi5.15.0-1018.20UBUNTU-CVE-2022-50033
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50033
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50033
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-50033
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-50033

Affected products (as reported)

VendorProductVersions
Linux Linux 796bcae7361c28cf825780f6f1aac9dd3411394e – before fe6fe64403710287f0ae61a516954d8a4f7c9e3f796bcae7361c28cf825780f6f1aac9dd3411394e – before c5c5bd5cdcc6dc9f75f53d1c89af463d39a2bb96796bcae7361c28cf825780f6f1aac9dd3411394e – before ec583e300aee9f152a64911445092d18e1c36729796bcae7361c28cf825780f6f1aac9dd3411394e – before 0334d23c56ecf1ee1563bb83e29cc5a51ed7fb4e796bcae7361c28cf825780f6f1aac9dd3411394e – before cb5dd65e889163e723df1c2f02288cc527a57785796bcae7361c28cf825780f6f1aac9dd3411394e – before 0fc62bbc95319bbd330e3645afc7c286acec9ef8796bcae7361c28cf825780f6f1aac9dd3411394e – before 403132881e66db7aa98b55c6655daedd80d407fd796bcae7361c28cf825780f6f1aac9dd3411394e – before 40a959d7042bb7711e404ad2318b30e9f92c6b9b
Linux Linux 2.6.29

References