Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the repeated invocation of ofnodeput, potentially leading to double release of resources...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004898)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004898 advisory. In the Linux kernel, the following vulnerability has been resolved: rpmsg: qcomsmd: Fix refcount leak in qcomsmdparseedge ofparsephandle returns a node pointer with...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-004847)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-004847 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: host: ohci-ppc-of: Fix refcount leak bug In ohcihcdppcofprobe, offindcompatiblenode will...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992860)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992860 advisory. In the Linux kernel, the following vulnerability has been resolved: irqchip/ti-sci: Fix refcount leak in tisciintrirqdomainprobe ofirqfindparent returns a node point...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993298)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993298 advisory. In the Linux kernel, the following vulnerability has been resolved: mtd: maps: Fix refcount leak in apflashinit offindmatchingnode returns a node pointer with refcou...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993075)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993075 advisory. In the Linux kernel, the following vulnerability has been resolved: meson-mx-socinfo: Fix refcount leak in mesonmxsocinfoinit offindmatchingnode returns a node point...

CVE-2023-54230

In the Linux kernel, the following vulnerability has been resolved: amba: bus: fix refcount leak commit 5de1540b7bc4 "drivers/amba: create devices from device tree" increases the refcount of ofnode, but not releases it in ambadevicerelease, so there is refcount leak. By using ofnodeput to avoid...

CVE-2022-50887

In the Linux kernel, the following vulnerability has been resolved: regulator: core: fix unbalanced of node refcount in regulatordevlookup I got the the following report: OF: ERROR: memory leak, expected refcount 1 instead of 2, ofnodeget/ofnodeput unbalanced - destroy cset entry: attach overlay...

CVE-2022-50887 regulator: core: fix unbalanced of node refcount in regulator_dev_lookup()

In the Linux kernel, the following vulnerability has been resolved: regulator: core: fix unbalanced of node refcount in regulatordevlookup I got the the following report: OF: ERROR: memory leak, expected refcount 1 instead of 2, ofnodeget/ofnodeput unbalanced - destroy cset entry: attach overlay...

CVE-2023-54205 pinctrl: stm32: Fix refcount leak in stm32_pctrl_get_irq_domain

In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32: Fix refcount leak in stm32pctrlgetirqdomain ofirqfindparent returns a node pointer with refcount incremented, We should use ofnodeput on it when not needed anymore. Add missing ofnodeput to avoid refcount leak...

CVE-2022-50823 clk: tegra: Fix refcount leak in tegra114_clock_init

In the Linux kernel, the following vulnerability has been resolved: clk: tegra: Fix refcount leak in tegra114clockinit offindmatchingnode returns a node pointer with refcount incremented, we should use ofnodeput on it when not need anymore. Add missing ofnodeput to avoid refcount leak...

PT-2025-54034

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a reference count leak in the stm32 pctrl get irq domain function. The of irq find parent function increments the reference count of a node pointer, and a missi...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992484)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992484 advisory. In the Linux kernel, the following vulnerability has been resolved: rpmsg: qcomsmd: Fix refcount leak in qcomsmdparseedge ofparsephandle returns a node pointer with...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992413)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992413 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: renesas: Fix refcount leak bug In usbhsrza1hardwareinit, offindnodebyname will return a node...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992248)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992248 advisory. In the Linux kernel, the following vulnerability has been resolved: mfd: max77620: Fix refcount leak in max77620initialisefps ofgetchildbyname returns a node pointer...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992545)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992545 advisory. In the Linux kernel, the following vulnerability has been resolved: drm/meson: Fix refcount bugs in mesonvpuhasavailableconnectors In this function, there are two...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992416)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992416 advisory. In the Linux kernel, the following vulnerability has been resolved: ASoC: mt6797-mt6351: Fix refcount leak in mt6797mt6351devprobe ofparsephandle returns a node...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992253)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992253 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: host: Fix refcount leak in ehcihcdppcofprobe offindcompatiblenode returns a node pointer wit...

SUSE CVE-2023-54075

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: common: Fix refcount leak in parsedailinkinfo Add missing ofnodeputs before the returns to balance ofnodegets and ofnodeputs, which may get unbalanced in case the for loop 'foreachavailablechildofnode' returns ear...

EUVD-2022-55816

In the Linux kernel, the following vulnerability has been resolved: staging: media: tegra-video: fix devicenode use after free At probe time this code path is followed: tegracsiinit tegracsichannelsalloc foreachchildofnodenode, channel -- iterates over channels automatically gets 'channel'...