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Vulnerability · Published Jun 18, 2025 · Assigned by Linux

CVE-2022-50190spi: Fix simplification of devm_spi_register_controller

High 7.8

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 0.3% (higher than 18% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.3%top 82.4% 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: spi: Fix simplification of devm_spi_register_controller This reverts commit 59ebbe40fb51 ("spi: simplify devm_spi_register_controller"). If devm_add_action() fails in devm_add_action_or_reset(), devm_spi_unregister() will be called, it decreases the refcount of 'ctlr->dev' to 0, then it will cause uaf in the drivers that calling spi_put_controller() in error path.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.0.2-1DEBIAN-CVE-2022-50190
Debian:13linux6.0.2-1DEBIAN-CVE-2022-50190
Debian:14linux6.0.2-1DEBIAN-CVE-2022-50190
Ubuntu:22.04:LTSlinux5.15.0-53.59UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-aws5.15.0-1023.27UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-azure5.15.0-1023.29UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1024.30.1UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-gcp5.15.0-1022.29UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-gke5.15.0-1020.25UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1008.12UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-ibm5.15.0-1018.21UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-intel-iot-realtimeno fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1018.23UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-kvm5.15.0-1021.26UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-53.59UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1015.15UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-oracle5.15.0-1022.28UBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-raspi5.15.0-1018.20UBUNTU-CVE-2022-50190
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50190
Ubuntu:24.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50190
Ubuntu:24.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2022-50190
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2022-50190

Affected products (as reported)

VendorProductVersions
Linux Linux 59ebbe40fb51e307032ae7f63b2749fad2d4635a – before 445fb9c19cf45bd9472fd9babaa31c5e6c7d272059ebbe40fb51e307032ae7f63b2749fad2d4635a – before 34bab623ebfc08398499e463396b81abb4abe01e59ebbe40fb51e307032ae7f63b2749fad2d4635a – before 3c6bd448442b6c3f6843ac70d57201a13478dd4759ebbe40fb51e307032ae7f63b2749fad2d4635a – before 43cc5a0afe4184a7fafe1eba32b5a11bb69c9ce0
Linux Linux 5.13

References