CVE-2023-54226

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races around sk-skshutdown. KCSAN found a data race around sk-skshutdown where unixreleasesock and unixshutdown update it under unixstatelock, OTOH unixpoll and unixdgrampoll read it locklessly. We need to annota...

CVE-2022-50838 net: stream: purge sk_error_queue in sk_stream_kill_queues()

In the Linux kernel, the following vulnerability has been resolved: net: stream: purge skerrorqueue in skstreamkillqueues Changheon Lee reported TCP socket leaks, with a nice repro. It seems we leak TCP sockets with the following sequence: 1 SOFTIMESTAMPINGTXACK is enabled on the socket. Each ACK...

PT-2025-53956

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to TCP socket handling. Specifically, the sk error queue is not properly purged during socket closure, potentially leading to memory leaks and...

SUSE CVE-2022-50726

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix possible use-after-free in async command interface mlx5cmdcleanupasyncctx should return only after all its callback handlers were completed. Before this patch, the below race between mlx5cmdcleanupasyncctx and...

SUSE CVE-2023-54067

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix race when deleting free space root from the dirty cow roots list When deleting the free space tree we are deleting the free space root from the list fsinfo-dirtycowonlyroots without taking the lock that protects it,...

CVE-2023-54120

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hidpsessionthread There is a potential race condition in hidpsessionthread that may lead to use-after-free. For instance, the timer is active while hidpdeltimer is called in hidpsessionthread. Aft...

CVE-2022-50726

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix possible use-after-free in async command interface mlx5cmdcleanupasyncctx should return only after all its callback handlers were completed. Before this patch, the below race between mlx5cmdcleanupasyncctx and...

CVE-2023-54120 Bluetooth: Fix race condition in hidp_session_thread

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix race condition in hidpsessionthread There is a potential race condition in hidpsessionthread that may lead to use-after-free. For instance, the timer is active while hidpdeltimer is called in hidpsessionthread. Aft...

CVE-2023-54067

CVE-2023-54067 concerns a race in the Linux kernel’s Btrfs code. The vulnerability arises when deleting the free space root from the dirty_cowonly_roots list without holding the trans_lock, allowing concurrent manipulations (e.g., adding a root via add_root_to_dirty_list) to interleave with the d...

CVE-2022-50726

In CVE-2022-50726, the Linux kernel mlx5 async command interface had a use-after-free caused by a race between mlx5_cmd_cleanup_async_ctx and mlx5_cmd_exec_cb_handler. The patch fixes this by using a completion object and completing when num_inflight reaches 0, ensuring cleanup only after all in-...

CVE-2022-50726 net/mlx5: Fix possible use-after-free in async command interface

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix possible use-after-free in async command interface mlx5cmdcleanupasyncctx should return only after all its callback handlers were completed. Before this patch, the below race between mlx5cmdcleanupasyncctx and...

CVE-2022-50726 net/mlx5: Fix possible use-after-free in async command interface

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix possible use-after-free in async command interface mlx5cmdcleanupasyncctx should return only after all its callback handlers were completed. Before this patch, the below race between mlx5cmdcleanupasyncctx and...

CVE-2023-53998

CVE-2023-53998: Linux kernel virtio RNG (hwrng) data_race between writer and reader in data_avail; fix uses smp_store_release on data_avail and smp_load_acquire on first read, with safe subsequent reads. Also removes redundant zeroing of data_idx in random_recv_done and data_avail in request_entr...

CVE-2022-50697

CVE-2022-50697 affects the Linux kernel and relates to a race in timer cancellation that could lead to a use-after-free (UAF). The issue stems from a lack of synchronization when del_timer_sync is involved, with a syzbot crash trace showing a KASAN use-after-free in hlist_add_head and enqueue_tim...

CVE-2022-50697 mrp: introduce active flags to prevent UAF when applicant uninit

In the Linux kernel, the following vulnerability has been resolved: mrp: introduce active flags to prevent UAF when applicant uninit The caller of deltimersync must prevent restarting of the timer, If we have no this synchronization, there is a small probability that the cancellation will not be...

PT-2025-52989

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.4.0-rc6-btrfs-next-134+ Description The Linux kernel contains a flaw in the btrfs file system related to race conditions when deleting quota roots from the dirty cow roots list. Specifically, when disabling...

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 a contention condition that could cause synchronization points to remain in the cleanup when they are...

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 questionable RCU usage and could lead to synchronization issues...

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 a lack of synchronization mechanisms that could lead to reuse after release...

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 ice driver not properly synchronizing the VSI configuration during a reload, which could lead to null...