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 failure of the cifs module to properly handle memory pools when destroying cifsiorequestpool, which coul...

UBUNTU-CVE-2024-50019

In the Linux kernel, the following vulnerability has been resolved: kthread: unpark only parked kthread Calling into kthread unparking unconditionally is mostly harmless when the kthread is already unparked. The wake up is then simply ignored because the target is not in TASKPARKED state. However...

UBUNTU-CVE-2024-47696

In the Linux kernel, the following vulnerability has been resolved: RDMA/iwcm: Fix WARNING:atkernel/workqueue.c:checkflushdependency In the commit aee2424246f9 "RDMA/iwcm: Fix a use-after-free related to destroying CM IDs", the function flushworkqueue is invoked to flush the work queue iwcmwq. Bu...

CVE-2024-44943

A flaw was found in the Linux kernel. This issue involved improperly using the trygrabfolio function in the memory management subsystem and led to failures and kernel warnings during memory pinning in the Contiguous Memory Allocator CMA area, especially when starting SEV virtual machines...

CVE-2024-44943

In the Linux kernel, the following vulnerability has been resolved: mm: gup: stop abusing trygrabfolio A kernel warning was reported when pinning folio in CMA memory when launching SEV virtual machine. The splat looks like: 464.325306 WARNING: CPU: 13 PID: 6734 at mm/gup.c:1313...

CVE-2024-44943

CVE-2024-44943 relates to the Linux kernel mm/gup code where pinning folio in CMA memory during SEV VM startup could trigger a warning due to misusing try_grab_folio in both fast and slow paths. The issue stems from the longterm pinning check causing fallback paths to also fail, producing a kerne...

CVE-2024-44943 mm: gup: stop abusing try_grab_folio

In the Linux kernel, the following vulnerability has been resolved: mm: gup: stop abusing trygrabfolio A kernel warning was reported when pinning folio in CMA memory when launching SEV virtual machine. The splat looks like: 464.325306 WARNING: CPU: 13 PID: 6734 at mm/gup.c:1313...

CVE-2024-43879 wifi: cfg80211: handle 2x996 RU allocation in cfg80211_calculate_bitrate_he()

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: handle 2x996 RU allocation in cfg80211calculatebitratehe Currently NL80211RATEINFOHERUALLOC2x996 is not handled in cfg80211calculatebitratehe, leading to below warning: kernel: invalid HE MCS: bw:6, ru:6 kernel:...

AZL-47528 CVE-2024-42240 affecting package kernel for versions less than 6.6.43.1-7

In the Linux kernel, the following vulnerability has been resolved: x86/bhi: Avoid warning in DB handler due to BHI mitigation When BHI mitigation is enabled, if SYSENTER is invoked with the TF flag set then entrySYSENTERcompat uses CLEARBRANCHHISTORY and calls the clearbhbloop before the TF flag...

SUSE CVE-2024-41047

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix XDP program unloading while removing the driver The commit 6533e558c650 "i40e: Fix reset path while removing the driver" introduced a new PF state "I40EINREMOVE" to block modifying the XDP program while the driver is...

CVE-2024-41047

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix XDP program unloading while removing the driver The commit 6533e558c650 "i40e: Fix reset path while removing the driver" introduced a new PF state "I40EINREMOVE" to block modifying the XDP program while the driver is...

CVE-2024-41027

In the Linux kernel, the following vulnerability has been resolved: Fix userfaultfdapi to return EINVAL as expected Currently if we request a feature that is not set in the Kernel config we fail silently and return all the available features. However, the man page indicates we should return an...

DEBIAN-CVE-2024-41047

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix XDP program unloading while removing the driver The commit 6533e558c650 "i40e: Fix reset path while removing the driver" introduced a new PF state "I40EINREMOVE" to block modifying the XDP program while the driver is...

DEBIAN-CVE-2024-41027

In the Linux kernel, the following vulnerability has been resolved: Fix userfaultfdapi to return EINVAL as expected Currently if we request a feature that is not set in the Kernel config we fail silently and return all the available features. However, the man page indicates we should return an...

CVE-2024-41027 Fix userfaultfd_api to return EINVAL as expected

In the Linux kernel, the following vulnerability has been resolved: Fix userfaultfdapi to return EINVAL as expected Currently if we request a feature that is not set in the Kernel config we fail silently and return all the available features. However, the man page indicates we should return an...

CVE-2024-41027 Fix userfaultfd_api to return EINVAL as expected

In the Linux kernel, the following vulnerability has been resolved: Fix userfaultfdapi to return EINVAL as expected Currently if we request a feature that is not set in the Kernel config we fail silently and return all the available features. However, the man page indicates we should return an...

PT-2024-36890

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.74 Description A warning is triggered in the Linux kernel when running a specific command, due to a task being boosted and having its parameters set by rt mutex setprio, making a new call to setup new dl enti...

CVE-2022-48848

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Do not unregister events twice Nicolas reported that using: trace-cmd record -e all -M 10 -p osnoise --poll Resulted in the following kernel warning: ------------ cut here ------------ WARNING: CPU: 0 PID: 1217 a...

CVE-2022-48848

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Do not unregister events twice Nicolas reported that using: trace-cmd record -e all -M 10 -p osnoise --poll Resulted in the following kernel warning: ------------ cut here ------------ WARNING: CPU: 0 PID: 1217 a...

CVE-2022-48848 tracing/osnoise: Do not unregister events twice

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Do not unregister events twice Nicolas reported that using: trace-cmd record -e all -M 10 -p osnoise --poll Resulted in the following kernel warning: ------------ cut here ------------ WARNING: CPU: 0 PID: 1217 a...