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Vulnerability Change Records for CVE-2024-44995

Change History

New CVE Received by NIST 9/04/2024 4:15:08 PM

Action Type Old Value New Value
Added Description

								
							
							
						
In the Linux kernel, the following vulnerability has been resolved:

net: hns3: fix a deadlock problem when config TC during resetting

When config TC during the reset process, may cause a deadlock, the flow is
as below:
                             pf reset start
                                 │
                                 ▼
                              ......
setup tc                         │
    │                            ▼
    ▼                      DOWN: napi_disable()
napi_disable()(skip)             │
    │                            │
    ▼                            ▼
  ......                      ......
    │                            │
    ▼                            │
napi_enable()                    │
                                 ▼
                           UINIT: netif_napi_del()
                                 │
                                 ▼
                              ......
                                 │
                                 ▼
                           INIT: netif_napi_add()
                                 │
                                 ▼
                              ......                 global reset start
                                 │                      │
                                 ▼                      ▼
                           UP: napi_enable()(skip)    ......
                                 │                      │
                                 ▼                      ▼
                              ......                 napi_disable()

In reset process, the driver will DOWN the port and then UINIT, in this
case, the setup tc process will UP the port before UINIT, so cause the
problem. Adds a DOWN process in UINIT to fix it.
Added Reference

								
							
							
						
kernel.org https://git.kernel.org/stable/c/195918217448a6bb7f929d6a2ffffce9f1ece1cc [No types assigned]
Added Reference

								
							
							
						
kernel.org https://git.kernel.org/stable/c/67492d4d105c0a6321b00c393eec96b9a7a97a16 [No types assigned]
Added Reference

								
							
							
						
kernel.org https://git.kernel.org/stable/c/6ae2b7d63cd056f363045eb65409143e16f23ae8 [No types assigned]
Added Reference

								
							
							
						
kernel.org https://git.kernel.org/stable/c/be5e816d00a506719e9dbb1a9c861c5ced30a109 [No types assigned]
Added Reference

								
							
							
						
kernel.org https://git.kernel.org/stable/c/de37408d5c26fc4a296a28a0c96dcb814219bfa1 [No types assigned]
Added Reference

								
							
							
						
kernel.org https://git.kernel.org/stable/c/fa1d4de7265c370e673583ac8d1bd17d21826cd9 [No types assigned]
Added Reference

								
							
							
						
kernel.org https://git.kernel.org/stable/c/fc250eca15bde34c4c8f806b9d88f55bd56a992c [No types assigned]