CVE-2023-54292

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix data race on CQP request done KCSAN detects a data race on cqprequest-requestdone memory location which is accessed locklessly in irdmahandlecqpop while being updated in irdmacqpcehandler. Annotate lockless intent...

CVE-2023-54236

In the Linux kernel, the following vulnerability has been resolved: net/netfailover: fix txq exceeding warning The failover txq is inited as 16 queues. when a packet is transmitted from the failover device firstly, the failover device will select the queue which is returned from the primary devic...

UBUNTU-CVE-2023-54236

In the Linux kernel, the following vulnerability has been resolved: net/netfailover: fix txq exceeding warning The failover txq is inited as 16 queues. when a packet is transmitted from the failover device firstly, the failover device will select the queue which is returned from the primary devic...

CVE-2022-50838

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...

CVE-2022-50838

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...

UBUNTU-CVE-2022-50838

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...

CVE-2023-54316 refscale: Fix uninitalized use of wait_queue_head_t

In the Linux kernel, the following vulnerability has been resolved: refscale: Fix uninitalized use of waitqueueheadt Running the refscale test occasionally crashes the kernel with the following error: 8569.952896 BUG: unable to handle page fault for address: ffffffffffffffe8 8569.952900 PF:...

CVE-2023-54316

CVE-2023-54316 affects the Linux kernel refscale subsystem. The issue is a race where init_waitqueue_head() may be called after torture_create_kthread(), allowing a kthread to use an uninitialized waitqueue head and crash with a kernel PAGE_FAULT [not-present page] during ref_scale_reader executi...

CVE-2023-54316 refscale: Fix uninitalized use of wait_queue_head_t

In the Linux kernel, the following vulnerability has been resolved: refscale: Fix uninitalized use of waitqueueheadt Running the refscale test occasionally crashes the kernel with the following error: 8569.952896 BUG: unable to handle page fault for address: ffffffffffffffe8 8569.952900 PF:...

CVE-2023-54310

CVE-2023-54310 concerns the Linux kernel driver mptlan. In mptlan_probe(), mpt_register_lan_device() initializes the priv->post_buckets_task workqueue, which is subsequently started by mpt_lan_wake_post_buckets_task(). During driver unload, in mptlan_remove(), a race can occur between mpt_lan_...

CVE-2023-54302

CVE-2023-54302 pertains to the Linux kernel RDMA/irdma: a data race on CQP completion statistics occurred because the completion counter was read without proper synchronization while updated by a completion thread on another CPU. The fix converts the completion statistics to an atomic variable to...

CVE-2023-54292 RDMA/irdma: Fix data race on CQP request done

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix data race on CQP request done KCSAN detects a data race on cqprequest-requestdone memory location which is accessed locklessly in irdmahandlecqpop while being updated in irdmacqpcehandler. Annotate lockless intent...

CVE-2023-54292

CVE-2023-54292 : In the Linux kernel's RDMA/irdma subsystem, a data race was fixed in the CQP request_done field. KCSAN detected a race when irdma_handle_cqp_op read/write access occurs locklessly while irdma_cqp_ce_handler updates it. The fix annotates lockless accesses with READ_ONCE/WRITE_ONCE...

CVE-2023-54292

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix data race on CQP request done KCSAN detects a data race on cqprequest-requestdone memory location which is accessed locklessly in irdmahandlecqpop while being updated in irdmacqpcehandler. Annotate lockless intent...

CVE-2023-54242

CVE-2023-54242 affects the Linux kernel in the block bfq I/O elevator. The issue is a division by zero when the weighted sum (wsum) equals zero, causing an invalid calculation of the limit during bfq_limit_depth. The vulnerability could trigger a divide error as observed in a stress-ng stress tes...

CVE-2023-54236 net/net_failover: fix txq exceeding warning

In the Linux kernel, the following vulnerability has been resolved: net/netfailover: fix txq exceeding warning The failover txq is inited as 16 queues. when a packet is transmitted from the failover device firstly, the failover device will select the queue which is returned from the primary devic...

CVE-2023-54236

CVE-2023-54236 is a Linux kernel vulnerability related to the net_failover path, where the transmit queue (txq) count could exceed the number of available TX queues, leading to a warning such as “eth0 selects TX queue 18, but real number of TX queues is 16.” The provided documents confirm that th...

CVE-2023-54236

In the Linux kernel, the following vulnerability has been resolved: net/netfailover: fix txq exceeding warning The failover txq is inited as 16 queues. when a packet is transmitted from the failover device firstly, the failover device will select the queue which is returned from the primary devic...

CVE-2023-54236 net/net_failover: fix txq exceeding warning

In the Linux kernel, the following vulnerability has been resolved: net/netfailover: fix txq exceeding warning The failover txq is inited as 16 queues. when a packet is transmitted from the failover device firstly, the failover device will select the queue which is returned from the primary devic...

CVE-2023-54227 blk-mq: fix tags leak when shrink nr_hw_queues

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix tags leak when shrink nrhwqueues Although we don't need to realloc set-tags when shrink nrhwqueues, we need to free them. Or these tags will be leaked. How to reproduce: 1. mount -t configfs configfs /mnt 2. modprobe...