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CVE-2026-45850

ipvs: skip ipv6 extension headers for csum checks

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 5.10.259, 5.15.210, 6.1.176, 6.6.143, 6.12.94, and 2 more
None on Exploit-DB, Metasploit or GitHub

Summary

In the Linux kernel, the following vulnerability has been resolved: ipvs: skip ipv6 extension headers for csum checks Protocol checksum validation fails for IPv6 if there are extension headers before the protocol header. iph->len already contains its offset, so use it to fix the problem.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 0bbdd42b7efa66685b6d74701bcde3a596a3a59d · fixed in 0bf92a90bf05ecafe52e92d5bc15a585021a64ac; From 0bbdd42b7efa66685b6d74701bcde3a596a3a59d · fixed in 54add3b7d3c154ca89ef5bac2582b0ed1a3a15d5; From 0bbdd42b7efa66685b6d74701bcde3a596a3a59d · fixed in 768f665f3685b455ed686370ed7ccb852a125a3b; From 0bbdd42b7efa66685b6d74701bcde3a596a3a59d · fixed in 9aa7edc1347b98774e5167ca34e5b8aa6083bde7; From 0bbdd42b7efa66685b6d74701bcde3a596a3a59d · fixed in d643c1ec80b70508f54dac12179e36920e2c00de; From 0bbdd42b7efa66685b6d74701bcde3a596a3a59d · fixed in cdce1e797addab72393c0dfee31aaca41ef7d937; From 0bbdd42b7efa66685b6d74701bcde3a596a3a59d · fixed in a3ca27762ce8476b4fbf9b2a8f5cb74c38e483e4; From 0bbdd42b7efa66685b6d74701bcde3a596a3a59d · fixed in 05cfe9863ef049d98141dc2969eefde72fb07625

  • Linux Linux

    2.6.28

  • KernelLinux

    From 2.6.28 · fixed in 5.10.259; From 5.11.0 · fixed in 5.15.210; From 5.16.0 · fixed in 6.1.176; From 6.2.0 · fixed in 6.6.143; From 6.7.0 · fixed in 6.12.94; From 6.13.0 · fixed in 6.18.36; From 6.19.0 · fixed in 6.19.4

References 8

git.kernel.org