Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the lack of copyfinish in the copy of fuse-over-io-uring parameter, which could lead to a reference count le...

PT-2026-2618

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A reference count leak exists in the IPv4 implementation when using error routes with nexthop objects. Specifically, when a nexthop object is deleted, error routes do not get flushed,...

CVE-2022-50868

In the Linux kernel, the following vulnerability has been resolved: hwrng: amd - Fix PCI device refcount leak foreachpcidev is implemented by pcigetdevice. The comment of pcigetdevice says that it will increase the reference count for the returned pcidev and also decrease the reference count for...

CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

SUSE CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993186)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993186 advisory. In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/uncore: Fix reference count leak in hswephaslimitsbox pcigetdevice will increase t...

Linux Distros Unpatched Vulnerability : CVE-2022-50835

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak. CVE-2022-50835 Note...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992759)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992759 advisory. In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8173-rt5650: Fix refcount leak in mt8173rt5650devprobe ofparsephandle returns a...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992703)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992703 advisory. In the Linux kernel, the following vulnerability has been resolved: apparmor: fix reference count leak in aapivotroot The aapivotroot function has a reference counti...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993187)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993187 advisory. In the Linux kernel, the following vulnerability has been resolved: ARM: OMAP2+: Fix refcount leak in omapdssinitof omapdssfinddssofnode calls offindcompatiblenode t...

EUVD-2022-55863

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

UBUNTU-CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2022-50835

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2022-50874

CVE-2022-50874 in the Linux kernel’s RDMA/erdma subsystem fixes a refcount leak in erdma_mmap. The issue arose because rdma_user_mmap_entry_get() took a reference that wasn’t released in all paths, and the patch adds a missing rdma_user_mmap_entry_put() in the error path to correctly release it. ...

CVE-2022-50868

The CVE-2022-50868 issue is in the Linux kernel hwrng: amd driver, where for_each_pci_dev() (implemented via pci_get_device()) can leak PCI device references. The root cause is a missing pci_dev_put() on the normal and error paths when breaking out of for_each_pci_dev() with a non-NULL pdev, lead...

CVE-2023-54205

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-2022-50839

In the Linux kernel, the following vulnerability has been resolved: jbd2: fix potential buffer head reference count leak As in 'jbd2fcwaitbufs' if buffer isn't uptodate, will return -EIO without update 'journal-jfcoff'. But 'jbd2fcreleasebufs' will release buffer head from ‘jfcoff - 1’ if 'bh' is...

CVE-2022-50835 jbd2: add miss release buffer head in fc_do_one_pass()

In the Linux kernel, the following vulnerability has been resolved: jbd2: add miss release buffer head in fcdoonepass In fcdoonepass miss release buffer head after use which will lead to reference count leak...

CVE-2022-50835

CVE-2022-50835 affects the Linux kernel: in jbd2.fc_do_one_pass(), a missing release of the buffer head after use can leak a reference count. Connected advisories (EulerOS, SUSE, Unity/Nessus/NASL) confirm the issue and describe the same root cause and fixes in kernel code. The vulnerability is m...