CVE-2026-45850 Details
Description
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.
A vulnerability in the Linux kernel's IP Virtual Server (IPVS) module affects checksum validation for IPv6 packets with extension headers preceding the protocol header. This issue arises because the header length already includes the offset, leading to incorrect checksum calculations. The vulnerability is present in the Linux kernel stable tree.
Users can upgrade to the latest version of the Linux kernel stable tree to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://git.kernel.org/stable/c/05cfe9863ef049d98141dc2969eefde72fb07625 | kernel.org | Patch |
| https://git.kernel.org/stable/c/0bf92a90bf05ecafe52e92d5bc15a585021a64ac | kernel.org | Patch |
| https://git.kernel.org/stable/c/54add3b7d3c154ca89ef5bac2582b0ed1a3a15d5 | kernel.org | Patch |
| https://git.kernel.org/stable/c/768f665f3685b455ed686370ed7ccb852a125a3b | kernel.org | Patch |
| https://git.kernel.org/stable/c/9aa7edc1347b98774e5167ca34e5b8aa6083bde7 | kernel.org | Patch |
| https://git.kernel.org/stable/c/a3ca27762ce8476b4fbf9b2a8f5cb74c38e483e4 | kernel.org | Patch |
| https://git.kernel.org/stable/c/cdce1e797addab72393c0dfee31aaca41ef7d937 | kernel.org | Patch |
| https://git.kernel.org/stable/c/d643c1ec80b70508f54dac12179e36920e2c00de | kernel.org | Patch |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 2.6.28, < 5.10.259 >= 5.11, < 5.15.210 >= 5.16, < 6.1.176 >= 6.2, < 6.6.143 >= 6.7, < 6.12.94 >= 6.13, < 6.18.36 >= 6.19, < 6.19.4 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 25, 2026 | Initial Analysis | [email protected] |
| Jun 19, 2026 | CVE Modified | kernel.org |
| Jun 17, 2026 | CVE Modified | kernel.org |
| May 27, 2026 | New CVE Received | kernel.org |