CVE-2023-53291

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

CVE-2023-53291

CVE-2023-53291 concerns a Linux kernel regression where kfree_scale_thread(s) could continue running after unloading the rcuscale module, risking a page fault. The root cause is the threads not being stopped during module removal, and the fix adds a cleanup call by invoking kfree_scale_cleanup() ...

CVE-2023-53291 rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

CVE-2023-53291 rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

CVE-2023-53291 rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

Linux Kernel Security Vulnerabilities

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 race condition between the iscsitargetskdataready callback and the login thread, which could result in a...

EulerOS 2.0 SP13 : perl (EulerOS-SA-2025-2138)

According to the versions of the perl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Perl threads have a working directory race condition where file operations may target unintended paths.If a directory handle is open at thread...

Linux Kernel Security Vulnerabilities

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 the kfreescalethread thread continuing to run after the rcuscale module is uninstalled, which could result in a...

UBUNTU-CVE-2023-53231

In the Linux kernel, the following vulnerability has been resolved: erofs: Fix detection of atomic context Current check for atomic context is not sufficient as zerofsdecompressqueueendio can be called under rcu lock from blkmqflushpluglist. See the stacktrace 1 In such case we should hand off th...

Linux Kernel Security Vulnerabilities

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 prototype mismatch in the ext4featktype function, which could result in a kernel crash or thread terminati...

Linux Kernel Security Vulnerabilities

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, which stems from a mismatch in the return type of the stidvo,hda,hdmiconnectormodevalid function, which could lead to a kernel...

Linux Kernel Security Vulnerabilities

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 mismatch in function prototypes, which could lead to a kernel crash or thread termination...

macOS 14.x < 14.8 Multiple Vulnerabilities (125112)

The remote host is running a version of macOS / Mac OS X that is 14.x prior to 14.8. It is, therefore, affected by multiple vulnerabilities: - This issue was addressed with additional entitlement checks. This issue is fixed in macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. An app may be...

defcon27_csharp_workshop

This repository contains a collection of C code snippets and labs for writing custom backdoor payloads, as part of a workshop presented at Defcon 27. The code covers various topics, including Windows API calls, memory allocation, thread creation, and encryption. The code snippets are organized in...

RDMA: hfi1: fix possible divide-by-zero in find_hw_thread_mask()

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CVE-2025-39742

In the Linux kernel, the following vulnerability has been resolved: RDMA: hfi1: fix possible divide-by-zero in findhwthreadmask The function divides number of online CPUs by numcoresiblings, and later checks the divider by zero. This implies a possibility to get and divide-by-zero runtime error...

DEBIAN-CVE-2025-39742

In the Linux kernel, the following vulnerability has been resolved: RDMA: hfi1: fix possible divide-by-zero in findhwthreadmask The function divides number of online CPUs by numcoresiblings, and later checks the divider by zero. This implies a possibility to get and divide-by-zero runtime error...

UBUNTU-CVE-2025-39742

In the Linux kernel, the following vulnerability has been resolved: RDMA: hfi1: fix possible divide-by-zero in findhwthreadmask The function divides number of online CPUs by numcoresiblings, and later checks the divider by zero. This implies a possibility to get and divide-by-zero runtime error...

CVE-2025-39742

CVE-2025-39742 - RDMA: hfi1 divide-by-zero in find_hw_thread_mask() (Linux kernel) Affects: Linux kernel RDMA hfi1 path; vulnerability arises from dividing the number of online CPUs by num_core_siblings, followed by a zero-division check. Root cause: division performed before validating the divis...

CVE-2025-39742 RDMA: hfi1: fix possible divide-by-zero in find_hw_thread_mask()

In the Linux kernel, the following vulnerability has been resolved: RDMA: hfi1: fix possible divide-by-zero in findhwthreadmask The function divides number of online CPUs by numcoresiblings, and later checks the divider by zero. This implies a possibility to get and divide-by-zero runtime error...