CVE-2026-45850: Linux vulnerability

CVE-2026-45850: ipvs: skip ipv6 extension headers for csum checks

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.

UnknownCVSS not scoredNot KEV-listedUpdatedOct 15, 2026, 01:19 UTC (UTC+00:00)

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2026-45850 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: May 27, 2026, 12:15 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors

3Timeline events

1ADP providers

10Source links

Vulnerability timeline

Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.

CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
May 13, 2026, 15:03 UTC (UTC+00:00)
CVE publishedCVE Program
The CVE record was published.
May 27, 2026, 12:15 UTC (UTC+00:00)
CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
Oct 15, 2026, 01:19 UTC (UTC+00:00)

ADP provider summaries

Source materials

CVE List V5 sourceCVE List V5
https://git.kernel.org/stable/c/0bf92a90bf05ecafe52e92d5bc15a585021a64acCVE reference, Linux
https://git.kernel.org/stable/c/54add3b7d3c154ca89ef5bac2582b0ed1a3a15d5CVE reference, Linux
https://git.kernel.org/stable/c/768f665f3685b455ed686370ed7ccb852a125a3bCVE reference, Linux
https://git.kernel.org/stable/c/9aa7edc1347b98774e5167ca34e5b8aa6083bde7CVE reference, Linux
https://git.kernel.org/stable/c/d643c1ec80b70508f54dac12179e36920e2c00deCVE reference, Linux
https://git.kernel.org/stable/c/cdce1e797addab72393c0dfee31aaca41ef7d937CVE reference, Linux
https://git.kernel.org/stable/c/a3ca27762ce8476b4fbf9b2a8f5cb74c38e483e4CVE reference, Linux
https://git.kernel.org/stable/c/05cfe9863ef049d98141dc2969eefde72fb07625CVE reference, Linux
https://cert-portal.siemens.com/productcert/html/ssa-784472.htmlCVE reference, siemens-SADP

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

LinuxLinux0bbdd42b7efa66685b6d74701bcde3a596a3a59d, 0bbdd42b7efa66685b6d74701bcde3a596a3a59d, 0bbdd42b7efa66685b6d74701bcde3a596a3a59d, 0bbdd42b7efa66685b6d74701bcde3a596a3a59d, 0bbdd42b7efa66685b6d74701bcde3a596a3a59d, 0bbdd42b7efa66685b6d74701bcde3a596a3a59d, 0bbdd42b7efa66685b6d74701bcde3a596a3a59d, 0bbdd42b7efa66685b6d74701bcde3a596a3a59dunaffected

LinuxLinux2.6.28, 0, 5.10.259, 5.15.210, 6.1.176, 6.6.143, 6.12.94, 6.18.36, 6.19.4, 7.0affected

Weakness

CWE details

No CWE listed

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