AZL-52953 CVE-2024-49935 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: ACPI: PAD: fix crash in exitroundrobin The kernel occasionally crashes in cpumaskclearcpu, which is called within exitroundrobin, because when executing clearbitnr, addr with nr set to 0xffffffff, the address calculation may caus...

DEBIAN-CVE-2024-49926

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix access non-existent percpu rtpcp variable in rcutasksneedgpcb For kernels built with CONFIGFORCENRCPUS=y, the nrcpuids is defined as NRCPUS instead of the number of possible cpus, this will cause the following syst...

AZL-52896 CVE-2024-49926 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix access non-existent percpu rtpcp variable in rcutasksneedgpcb For kernels built with CONFIGFORCENRCPUS=y, the nrcpuids is defined as NRCPUS instead of the number of possible cpus, this will cause the following syst...

AZL-52959 CVE-2024-49926 affecting package kernel for versions less than 6.6.64.2-9

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix access non-existent percpu rtpcp variable in rcutasksneedgpcb For kernels built with CONFIGFORCENRCPUS=y, the nrcpuids is defined as NRCPUS instead of the number of possible cpus, this will cause the following syst...

CVE-2024-49926

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix access non-existent percpu rtpcp variable in rcutasksneedgpcb For kernels built with CONFIGFORCENRCPUS=y, the nrcpuids is defined as NRCPUS instead of the number of possible cpus, this will cause the following syst...

AZL-53343 CVE-2024-49866 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Fix a race during cpuhp processing There is another found exception that the "timerlat/1" thread was scheduled on CPU0, and lead to timer corruption finally: ODEBUG: init active active state 0 object:...

DEBIAN-CVE-2024-49866

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Fix a race during cpuhp processing There is another found exception that the "timerlat/1" thread was scheduled on CPU0, and lead to timer corruption finally: ODEBUG: init active active state 0 object:...

CVE-2024-49866

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Fix a race during cpuhp processing There is another found exception that the "timerlat/1" thread was scheduled on CPU0, and lead to timer corruption finally: ODEBUG: init active active state 0 object:...

UBUNTU-CVE-2024-49866

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Fix a race during cpuhp processing There is another found exception that the "timerlat/1" thread was scheduled on CPU0, and lead to timer corruption finally: ODEBUG: init active active state 0 object:...

UBUNTU-CVE-2024-49926

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix access non-existent percpu rtpcp variable in rcutasksneedgpcb For kernels built with CONFIGFORCENRCPUS=y, the nrcpuids is defined as NRCPUS instead of the number of possible cpus, this will cause the following syst...

UBUNTU-CVE-2024-49935

In the Linux kernel, the following vulnerability has been resolved: ACPI: PAD: fix crash in exitroundrobin The kernel occasionally crashes in cpumaskclearcpu, which is called within exitroundrobin, because when executing clearbitnr, addr with nr set to 0xffffffff, the address calculation may caus...

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-2024-49935

CVE-2024-49935 involves the Linux kernel ACPI PAD path (exit_round_robin) where a crash can occur in cpumask_clear_cpu() due to clear_bit(nr) with nr = 0xffffffff and misaligned memory access. The fixed issue, as documented, is to validate tsk_in_cpu[tsk_index] != -1 before calling cpumask_clear_...

CVE-2024-49934 fs/inode: Prevent dump_mapping() accessing invalid dentry.d_name.name

In the Linux kernel, the following vulnerability has been resolved: fs/inode: Prevent dumpmapping accessing invalid dentry.dname.name It's observed that a crash occurs during hot-remove a memory device, in which user is accessing the hugetlb. See calltrace as following: ------------ cut here...

CVE-2024-49926 rcu-tasks: Fix access non-existent percpu rtpcp variable in rcu_tasks_need_gpcb()

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix access non-existent percpu rtpcp variable in rcutasksneedgpcb For kernels built with CONFIGFORCENRCPUS=y, the nrcpuids is defined as NRCPUS instead of the number of possible cpus, this will cause the following syst...

CVE-2024-49926 rcu-tasks: Fix access non-existent percpu rtpcp variable in rcu_tasks_need_gpcb()

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix access non-existent percpu rtpcp variable in rcutasksneedgpcb For kernels built with CONFIGFORCENRCPUS=y, the nrcpuids is defined as NRCPUS instead of the number of possible cpus, this will cause the following syst...

CVE-2024-49926

CVE-2024-49926 affects the Linux kernel’s rcu-tasks path (rcu_tasks_need_gpcb). The root cause is an access to a non-existent percpu rtpcp variable when CONFIG_FORCE_NR_CPUS=y, causing nr_cpu_ids to resolve to NR_CPUS instead of the number of possible CPUs, which can lead to a kernel page fault a...

CVE-2024-49924 fbdev: pxafb: Fix possible use after free in pxafb_task()

In the Linux kernel, the following vulnerability has been resolved: fbdev: pxafb: Fix possible use after free in pxafbtask In the pxafbprobe function, it calls the pxafbinitfbinfo function, after which &fbi-task is associated with pxafbtask. Moreover, within this pxafbinitfbinfo function, the...

CVE-2024-49866 tracing/timerlat: Fix a race during cpuhp processing

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Fix a race during cpuhp processing There is another found exception that the "timerlat/1" thread was scheduled on CPU0, and lead to timer corruption finally: ODEBUG: init active active state 0 object:...