CVE-2024-50140

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

AZL-53537 CVE-2024-50140 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

DEBIAN-CVE-2024-50140

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

UBUNTU-CVE-2024-50140

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

CVE-2024-50140 sched/core: Disable page allocation in task_tick_mm_cid()

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

CVE-2024-50140

CVE-2024-50140 involves a Linux kernel vulnerability in sched/core where page allocation is disabled during task_tick_mm_cid(). With KASAN and PREEMPT_RT enabled, a call to task_work_add() within task_tick_mm_cid() can sleep in an invalid context, triggering a BUG in stack/depot and related alloc...

CVE-2024-50140 sched/core: Disable page allocation in task_tick_mm_cid()

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

CVE-2024-50140

In the Linux kernel, the following vulnerability has been resolved: sched/core: Disable page allocation in tasktickmmcid With KASAN and PREEMPTRT enabled, calling taskworkadd in tasktickmmcid may cause the following splat. 63.696416 BUG: sleeping function called from invalid context at...

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 allowing page allocation in the tasktickmmcid function...

CVE-2024-46790 codetag: debug: mark codetags for poisoned page as empty

In the Linux kernel, the following vulnerability has been resolved: codetag: debug: mark codetags for poisoned page as empty When PGhwpoison pages are freed they are treated differently in freepagesprepare and instead of being released they are isolated. Page allocation tag counters are decrement...

CVE-2024-46790 codetag: debug: mark codetags for poisoned page as empty

In the Linux kernel, the following vulnerability has been resolved: codetag: debug: mark codetags for poisoned page as empty When PGhwpoison pages are freed they are treated differently in freepagesprepare and instead of being released they are isolated. Page allocation tag counters are decrement...

CVE-2024-46790 codetag: debug: mark codetags for poisoned page as empty

In the Linux kernel, the following vulnerability has been resolved: codetag: debug: mark codetags for poisoned page as empty When PGhwpoison pages are freed they are treated differently in freepagesprepare and instead of being released they are isolated. Page allocation tag counters are decrement...

CVE-2024-45022 mm/vmalloc: fix page mapping if vm_area_alloc_pages() with high order fallback to order 0

In the Linux kernel, the following vulnerability has been resolved: mm/vmalloc: fix page mapping if vmareaallocpages with high order fallback to order 0 The vmappagesrangenoflush assumes its argument pages contains pages with the same page shift. However, since commit e9c3cda4d86e "mm, vmalloc: f...

CVE-2023-52739

In the Linux kernel, the following vulnerability has been resolved: Fix page corruption caused by racy check in freepages When we upgraded our kernel, we started seeing some page corruption like the following consistently: BUG: Bad page state in process ganesha.nfsd pfn:1304ca page:0000000022261c...

CVE-2023-52739

In the Linux kernel, the following vulnerability has been resolved: Fix page corruption caused by racy check in freepages When we upgraded our kernel, we started seeing some page corruption like the following consistently: BUG: Bad page state in process ganesha.nfsd pfn:1304ca page:0000000022261c...

CVE-2024-35938 wifi: ath11k: decrease MHI channel buffer length to 8KB

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: decrease MHI channel buffer length to 8KB Currently buflen field of ath11kmhiconfigqca6390 is assigned with 0, making MHI use a default size, 64KB, to allocate channel buffers. This is likely to fail in some scenari...

kernel: drm/i915: Fix memory leaks in i915 selftests

A memory leak flaw was found in the Linux kernel's Intel i915 graphics driver in the selftest page allocation logic. A local user can trigger this issue when running i915 selftests and the fakegetpages function encounters errors, causing the function to return without freeing previously allocated...

CVE-2021-47146

In the Linux kernel, the following vulnerability has been resolved: mld: fix panic in mldnewpack mldnewpack doesn't allow to allocate high order page, only order-0 allocation is allowed. If headroom size is too large, a kernel panic could occur in skbput. Test commands: ip netns del A ip netns de...

CVE-2021-47146

In the Linux kernel, the following vulnerability has been resolved: mld: fix panic in mldnewpack mldnewpack doesn't allow to allocate high order page, only order-0 allocation is allowed. If headroom size is too large, a kernel panic could occur in skbput. Test commands: ip netns del A ip netns de...

CVE-2021-47146

CVE-2021-47146 concerns the Linux kernel where mld_newpack could panic when headroom is large because high-order page allocation was disallowed (skb_put() path). The issue is triggered during IPv6 multicast handling in mld_newpack/mld_send_initial_cr and can lead to a kernel crash; the provided t...