CVE-2025-38432 (GCVE-0-2025-38432)
Vulnerability from cvelistv5
Published
2025-07-25 14:24
Modified
2025-07-28 04:22
Severity ?
Summary
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().
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/353016ec159f939a380ff6746476a779367ba9a3
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f5990207026987a353d5a95204c4d9cb725637fd
Impacted products
Vendor Product Version
Linux Linux Version: f1fce08e63fe1a2a8b8106b93b7244a39830edae
Version: f1fce08e63fe1a2a8b8106b93b7244a39830edae
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   Linux Linux Version: 6.15
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    "dateReserved": "2025-04-16T04:51:24.015Z",
    "dateUpdated": "2025-07-28T04:22:04.875Z",
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