CVE-2024-50223 sched/numa: Fix the potential null pointer dereference in task_numa_work()

In the Linux kernel, the following vulnerability has been resolved: sched/numa: Fix the potential null pointer dereference in tasknumawork When running stress-ng-vm-segv test, we found a null pointer dereference error in tasknumawork. Here is the backtrace: 323676.066985 Unable to handle kernel...

CVE-2024-50202 nilfs2: propagate directory read errors from nilfs_find_entry()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: propagate directory read errors from nilfsfindentry Syzbot reported that a task hang occurs in vcsopen during a fuzzing test for nilfs2. The root cause of this problem is that in nilfsfindentry, which searches for directo...

CVE-2024-50202: Improper Handling of Exceptional Conditions

In the Linux kernel, the following vulnerability has been resolved: nilfs2: propagate directory read errors from nilfsfindentry Syzbot reported that a task hang occurs in vcsopen during a fuzzing test for nilfs2. The root cause of this problem is that in nilfsfindentry, which searches for directo...

CVE-2024-50155

In the Linux kernel, the following vulnerability has been resolved: netdevsim: use condresched in nsimdevtrapreportwork I am still seeing many syzbot reports hinting that syzbot might fool nsimdevtrapreportwork with hundreds of ports 1 Lets use condresched, and systemunboundwq instead of implicit...

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...

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-2024-50155: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netdevsim: use condresched in nsimdevtrapreportwork I am still seeing many syzbot reports hinting that syzbot might fool nsimdevtrapreportwork with hundreds of ports 1 Lets use condresched, and systemunboundwq instead of implicit...

Huawei HarmonyOS Type Check Not Strict Vulnerability

Huawei HarmonyOS is an operating system from Huawei China. It provides a full-scenario distributed operating system based on a microkernel. Huawei HarmonyOS suffers from a type-checking laxity vulnerability, which stems from a type-checking laxity in the background task service module. An attacke...

SUSE CVE-2024-50100

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix "task hung" problem The syzbot fuzzer has been encountering "task hung" problems ever since the dummy-hcd driver was changed to use hrtimers instead of regular timers. It turns out that the problems ar...

CVE-2024-50130

In the Linux kernel, the following vulnerability has been resolved: netfilter: bpf: must hold reference on net namespace BUG: KASAN: slab-use-after-free in nfunregisternethook+0x640/0x6b0 Read of size 8 at addr ffff8880106fe400 by task repro/72= bpfnflinkrelease+0xda/0x1e0 bpflinkfree+0x139/0x2d0...

CVE-2024-50100

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix "task hung" problem The syzbot fuzzer has been encountering "task hung" problems ever since the dummy-hcd driver was changed to use hrtimers instead of regular timers. It turns out that the problems ar...

DEBIAN-CVE-2024-50100

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix "task hung" problem The syzbot fuzzer has been encountering "task hung" problems ever since the dummy-hcd driver was changed to use hrtimers instead of regular timers. It turns out that the problems ar...

UBUNTU-CVE-2024-50100

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix "task hung" problem The syzbot fuzzer has been encountering "task hung" problems ever since the dummy-hcd driver was changed to use hrtimers instead of regular timers. It turns out that the problems ar...

CVE-2024-50100 USB: gadget: dummy-hcd: Fix "task hung" problem

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix "task hung" problem The syzbot fuzzer has been encountering "task hung" problems ever since the dummy-hcd driver was changed to use hrtimers instead of regular timers. It turns out that the problems ar...

CVE-2024-50100 USB: gadget: dummy-hcd: Fix "task hung" problem

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix "task hung" problem The syzbot fuzzer has been encountering "task hung" problems ever since the dummy-hcd driver was changed to use hrtimers instead of regular timers. It turns out that the problems ar...

CVE-2024-50100 USB: gadget: dummy-hcd: Fix "task hung" problem

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix "task hung" problem The syzbot fuzzer has been encountering "task hung" problems ever since the dummy-hcd driver was changed to use hrtimers instead of regular timers. It turns out that the problems ar...

Huawei HarmonyOS 安全漏洞

Huawei HarmonyOS is an operating system from Huawei China. It provides a full-scenario distributed operating system based on a microkernel. Huawei HarmonyOS suffers from a type-checking laxity vulnerability, which stems from a type-checking laxity in the background task service module. An attacke...

CVE-2024-50100: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: USB: gadget: dummy-hcd: Fix "task hung" problem The syzbot fuzzer has been encountering "task hung" problems ever since the dummy-hcd driver was changed to use hrtimers instead of regular timers. It turns out that the problems ar...

PT-2024-35637

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.12-rc5 Description A vulnerability in the Linux kernel has been resolved, related to the wifi: rtlwifi driver. The issue arises when the driver attempts to read efuse in case of failures, resulting in a hung...

kernel: fs/proc: do_task_stat: use sig->stats_lock to gather the threads/children stats

A vulnerability was found in the dotaskstat function in the Linux kernel, where due to excessive lock contention, a potential hard lockup could be created. This can create a performance bottleneck and lead to kernel unresponsiveness...