CVE Daily

CVE-2025-38432

In the Linux kernel, the following vulnerability has been resolved: net: netpol...

Unknown CVSS N/A

Overview

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().

CWE: N/A Published: 2025-07-25T15:15:28.263
Risk analysis

This vulnerability is rated ⚪ UNKNOWN.

  • CVSS: N/A
  • Detected tags: none (tag impact: LOW)

Recommended actions:

  • Prioritize remediation based on business criticality and exposure.
  • Limit exposure and increase monitoring until fixed.

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