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 a reference count leak in the cifssbtlink function, which could lead to a resource leak...

EUVD-2025-36464

In the Linux kernel, the following vulnerability has been resolved: smc: Fix use-after-free in pnetfindbasendev. syzbot reported use-after-free of netdevice in pnetfindbasendev, which was called during connect. 0 smcpnetfindismresource fetches skdstgetsk-dev and passes down to pnetfindbasendev,...

Oracle Linux 9 : kernel (ELSA-2025-19105)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-19105 advisory. - pstore/ram: Check start of empty przs during init CKI Backport Bot RHEL-122067 CVE-2023-53331 - vsock/virtio: Validate length in packet header befor...

kernel: Linux kernel: Denial of Service via resource leak in SMB2 compound operations

A flaw was found in the Linux kernel. An inconsistent update of the reference count in the smb2compoundop function, particularly during memory allocation failures, could lead to resource leaks. A local attacker could exploit this to cause a Denial of Service DoS by exhausting system resources...

EUVD-2022-54538

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix requestsock leak in sk lookup helpers A customer reported a requestsocket leak in a Calico cloud environment. We found that a BPF program was doing a socket lookup with takes a refcnt on the socket and that it was findin...

SUSE CVE-2022-50576

In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it returns a pcidevice with its refcount increased. The caller must decrement the reference count by calling pcidevput. Since 'dmadev' is...

EUVD-2023-60016

In the Linux kernel, the following vulnerability has been resolved: ARM: 9317/1: kexec: Make smp stop calls asynchronous If a panic is triggered by a hrtimer interrupt all online cpus will be notified and set offline. But as highlighted by commit 19dbdcb8039c "smp: Warn on function calls from...

EUVD-2023-60018

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921: fix error code of return in mt7921acpiread Kernel NULL pointer dereference when ACPI SAR table isn't implemented well. Fix the error code of return to mark the ACPI SAR table as invalid. 5.077128 mt7921e...

EUVD-2023-60023

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix out-of-bounds access in ipv6findtlv optlen is fetched without checking whether there is more than one byte to parse. It can lead to out-of-bounds access. Found by InfoTeCS on behalf of Linux Verification Center...

EUVD-2022-55671

In the Linux kernel, the following vulnerability has been resolved: pinctrl: thunderbay: fix possible memory leak in thunderbaybuildfunctions The thunderbayaddfunctions will free memory of thunderbayfuncs when everything is ok, but thunderbayfuncs will not be freed when thunderbayaddfunctions...

UBUNTU-CVE-2022-50576

In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it returns a pcidevice with its refcount increased. The caller must decrement the reference count by calling pcidevput. Since 'dmadev' is...

CVE-2022-50576 serial: pch: Fix PCI device refcount leak in pch_request_dma()

In the Linux kernel, the following vulnerability has been resolved: serial: pch: Fix PCI device refcount leak in pchrequestdma As comment of pcigetslot says, it returns a pcidevice with its refcount increased. The caller must decrement the reference count by calling pcidevput. Since 'dmadev' is...

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 Linux kernel that stems from an uncleared pool reference in the wrong path, which could lead to a reference count underflow...

EUVD-2025-35073

In the Linux kernel, the following vulnerability has been resolved: netfs: fix reference leak Commit 20d72b00ca81 "netfs: Fix the request's work item to not require a ref" modified netfsallocrequest to initialize the reference counter to 2 instead of 1. The rationale was that the requet's "work"...

UBUNTU-CVE-2025-40007

In the Linux kernel, the following vulnerability has been resolved: netfs: fix reference leak Commit 20d72b00ca81 "netfs: Fix the request's work item to not require a ref" modified netfsallocrequest to initialize the reference counter to 2 instead of 1. The rationale was that the requet's "work"...

CVE-2025-40002 thunderbolt: Fix use-after-free in tb_dp_dprx_work

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Fix use-after-free in tbdpdprxwork The original code relies on canceldelayedwork in tbdpdprxstop, which does not ensure that the delayed work item tunnel-dprxwork has fully completed if it was already running. This...

SUSE CVE-2025-39979

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, fix UAF in flow counter release Fix a kernel trace 1 caused by releasing an HWS action of a local flow counter in mlx5cmdhwsdeletefte, where the HWS action refcount and mutex were not initialized and the counter...

CVE-2025-39979

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, fix UAF in flow counter release Fix a kernel trace 1 caused by releasing an HWS action of a local flow counter in mlx5cmdhwsdeletefte, where the HWS action refcount and mutex were not initialized and the counter...

EUVD-2025-34593

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, fix UAF in flow counter release Fix a kernel trace 1 caused by releasing an HWS action of a local flow counter in mlx5cmdhwsdeletefte, where the HWS action refcount and mutex were not initialized and the counter...

DEBIAN-CVE-2025-39979

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fs, fix UAF in flow counter release Fix a kernel trace 1 caused by releasing an HWS action of a local flow counter in mlx5cmdhwsdeletefte, where the HWS action refcount and mutex were not initialized and the counter...