UBUNTU-CVE-2022-49148

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Free the page array when watchqueue is dismantled Commit 7ea1a0124b6d "watchqueue: Free the alloc bitmap when the watchqueue is torn down" took care of the bitmap, but not the page array. BUG: memory leak unreferenced...

CVE-2022-49257 watch_queue: Fix NULL dereference in error cleanup

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix NULL dereference in error cleanup In watchqueuesetsize, the error cleanup code doesn't take account of the fact that freepage can't handle a NULL pointer when trying to free up buffer pages that did get allocated...

CVE-2022-49256

CVE-2022-49256 : In the Linux kernel, the watch_queue memory leak occurs because free_watch() forgets to free the watch object. The fix adds the missing kfree to actually free the watch and prevent the leak (kmemleak reports show an unreferenced object and backtraces through keyctl_watch_key and ...

CVE-2022-49256

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Actually free the watch freewatch does everything barring actually freeing the watch object. Fix this by adding the missing kfree. kmemleak produces a report something like the following. Note that as an address can b...

CVE-2022-49148

The CVE-2022-49148 entry concerns a Linux kernel vulnerability where, during dismantling of watch_queue, the page array was not freed, leaving a memory leak. The issue was addressed by a patch sequence that first frees the alloc bitmap when tearing down watch_queue (commit 7ea1a0124b6d) and then ...

CVE-2022-49148 watch_queue: Free the page array when watch_queue is dismantled

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Free the page array when watchqueue is dismantled Commit 7ea1a0124b6d "watchqueue: Free the alloc bitmap when the watchqueue is torn down" took care of the bitmap, but not the page array. BUG: memory leak unreferenced...

CVE-2022-49148 watch_queue: Free the page array when watch_queue is dismantled

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Free the page array when watchqueue is dismantled Commit 7ea1a0124b6d "watchqueue: Free the alloc bitmap when the watchqueue is torn down" took care of the bitmap, but not the page array. BUG: memory leak unreferenced...

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 failure to free the page array when watchqueue is disassembled...

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 watchqueuesetsize error cleanup code not handling null pointers...

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 watchqueue not freeing the watch object...

The vulnerability of the watch_queue_set_filter() function in the watch_queue component of the Linux operating system allows a attacker to compromise the confidentiality, integrity, and accessibility of data.

The vulnerability of the watchqueuesetfilter function in the Linux operating system’s watchqueue component is related to memory overflow. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of data...

SUSE CVE-2022-48847

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix filter limit check In watchqueuesetfilter, there are a couple of places where we check that the filter type value does not exceed what the typefilter bitmap can hold. One place calculates the number of bits by: if...

DEBIAN-CVE-2022-48847

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix filter limit check In watchqueuesetfilter, there are a couple of places where we check that the filter type value does not exceed what the typefilter bitmap can hold. One place calculates the number of bits by: if...

UBUNTU-CVE-2022-48847

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix filter limit check In watchqueuesetfilter, there are a couple of places where we check that the filter type value does not exceed what the typefilter bitmap can hold. One place calculates the number of bits by: if...

SUSE CVE-2022-0995

An out-of-bounds OOB memory write flaw was found in the Linux kernel's watchqueue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a denial of service on the system...

CVE-2023-52672

In the Linux kernel, the following vulnerability has been resolved: pipe: wakeup wrwait after setting maxusage Commit c73be61cede5 "pipe: Add general notification queue support" a regression was introduced that would lock up resized pipes under certain conditions. See the reproducer in 1. The...

kernel: watch_queue: Fix NULL dereference in error cleanup

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix NULL dereference in error cleanup In watchqueuesetsize, the error cleanup code doesn't take account of the fact that freepage can't handle a NULL pointer when trying to free up buffer pages that did get allocated...

kernel: watch_queue: Actually free the watch

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Actually free the watch freewatch does everything barring actually freeing the watch object. Fix this by adding the missing kfree. kmemleak produces a report something like the following. Note that as an address can b...

SUSE CVE-2022-2959

A race condition was found in the Linux kernel's watch queue due to a missing lock in piperesizering. The specific flaw exists within the handling of pipe buffers. The issue results from the lack of proper locking when performing operations on an object. This flaw allows a local user to crash the...

AlmaLinux 9 : kpatch-patch (ALSA-2023:0348)

The remote AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2023:0348 advisory. - A race condition was found in the Linux kernel's watch queue due to a missing lock in piperesizering. The specific flaw exists within the handling of pi...