DEBIAN-CVE-2024-50207

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix reader locking when changing the sub buffer order The function ringbuffersubbuforderset updates each ringbufferpercpu and installs new sub buffers that match the requested page order. This operation may be invoke...

CVE-2024-50207 ring-buffer: Fix reader locking when changing the sub buffer order

In the Linux kernel, the following vulnerability has been resolved: ring-buffer: Fix reader locking when changing the sub buffer order The function ringbuffersubbuforderset updates each ringbufferpercpu and installs new sub buffers that match the requested page order. This operation may be invoke...

UBUNTU-CVE-2024-50067

In the Linux kernel, the following vulnerability has been resolved: uprobe: avoid out-of-bounds memory access of fetching args Uprobe needs to fetch args into a percpu buffer, and then copy to ring buffer to avoid non-atomic context problem. Sometimes user-space strings, arrays can be very large,...

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...

DEBIAN-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...

AZL-51521 CVE-2024-50019 affecting package kernel for versions less than 6.6.57.1-1

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...

AZL-51453 CVE-2024-50019 affecting package kernel for versions less than 5.15.173.1-1

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-2024-50036

In the Linux kernel, the following vulnerability has been resolved: net: do not delay dstentriesadd in dstrelease dstentriesadd uses per-cpu data that might be freed at netns dismantle from ip6routenetexit calling dstentriesdestroy Before ip6routenetexit can be called, we release all the dsts...

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...

CVE-2024-50036 net: do not delay dst_entries_add() in dst_release()

In the Linux kernel, the following vulnerability has been resolved: net: do not delay dstentriesadd in dstrelease dstentriesadd uses per-cpu data that might be freed at netns dismantle from ip6routenetexit calling dstentriesdestroy Before ip6routenetexit can be called, we release all the dsts...

CVE-2024-50019 kthread: unpark only parked kthread

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...

CVE-2024-50019 kthread: unpark only parked kthread

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...

CVE-2024-50019

In CVE-2024-50019 the IBM bulletin documents a Linux kernel issue where kthread unparked-per-CPU threads could be woken up during stop. Root cause: calling kthread_unpark unconditionally before ensuring the thread is inactive can cause a wakeup on a per-CPU kthread that has been bound via kthread...

CVE-2024-50019 kthread: unpark only parked kthread

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...

AZL-52613 CVE-2024-49952 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: prevent nfskbduplicated corruption syzbot found that nfdupipv4 or nfdupipv6 could write per-cpu variable nfskbduplicated in an unsafe way 1. Disabling preemption as hinted by the splat is not enough, we have ...

UBUNTU-CVE-2024-49952

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: prevent nfskbduplicated corruption syzbot found that nfdupipv4 or nfdupipv6 could write per-cpu variable nfskbduplicated in an unsafe way 1. Disabling preemption as hinted by the splat is not enough, we have ...

CVE-2024-49952 netfilter: nf_tables: prevent nf_skb_duplicated corruption

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: prevent nfskbduplicated corruption syzbot found that nfdupipv4 or nfdupipv6 could write per-cpu variable nfskbduplicated in an unsafe way 1. Disabling preemption as hinted by the splat is not enough, we have ...

CVE-2024-47708 netkit: Assign missing bpf_net_context

In the Linux kernel, the following vulnerability has been resolved: netkit: Assign missing bpfnetcontext During the introduction of struct bpfnetcontext handling for XDP-redirect, the netkit driver has been missed, which also requires it because NETKITREDIRECT invokes skbdoredirect which 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 originates from the rcu-tasks module incorrectly accessing a non-existent per-CPU rtpcp variable in the rcutasksneedgpcb...

CLSA-2024-1725876080 kernel: Fix of 44 CVEs

dmaengine: idxd: Fix possible Use-After-Free in irqprocessworklist CVE-2024-40956 - userfaultfd: fix a race between writeprotect and exitmmap CVE-2021-47461 - netfilter: nftables: use timestamp to check for set element timeout CVE-2024-27397 - x86/sev: Harden VC instruction emulation somewhat...