Unrated severityNVD Advisory· Published Jul 25, 2025· Updated Jul 28, 2025
net: netpoll: Initialize UDP checksum field before checksumming
CVE-2025-38432
Description
In the Linux kernel, the following vulnerability has been resolved:
net: netpoll: Initialize UDP checksum field before checksumming
commit f1fce08e63fe ("netpoll: Eliminate redundant assignment") removed the initialization of the UDP checksum, which was wrong and broke netpoll IPv6 transmission due to bad checksumming.
udph->check needs to be set before calling csum_ipv6_magic().
Affected products
2- Linux/Linuxv5Range: 6.15
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
2News mentions
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