Linux · Linux Kernel · CVE-2025-21649
**Name of the Vulnerable Software and Affected Versions**
Linux kernel (affected versions not specified)
**Description**
A vulnerability in the Linux kernel has been resolved, which caused a kernel crash when 1588 was sent on HIP08 devices. The issue occurred because HIP08 devices do not register the ptp devices, resulting in a NULL pointer dereference. The tx process attempted to set hardware time stamp info with the SKBTX HW TSTAMP flag, leading to the crash. The vulnerability is related to the `hclge ptp set tx info` function and the `hns3 nic net xmit` function.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.