Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2025-22101
Linux Linux — net: libwx: fix Tx L4 checksum
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0020 9.1 —
AFFECTED
Product Versions Fixed
Linux 3403960cdf86c967442dccc2bec981e0093f716e – —
Linux 6.5 – 6.6.157
TIMELINE
Dec 29 Reserved by Linux
Apr 16 Published (CNA: Linux)
Sep 14 ENRICHED — CVE-2025-22101 (Linux). Received CVSS 5.5 and CPE data from NVD.
Description
In the Linux kernel, the following vulnerability has been resolved:
net: libwx: fix Tx L4 checksum
The hardware only supports L4 checksum offload for TCP/UDP/SCTP protocol.
There was a bug to set Tx checksum flag for the other protocol that results
in Tx ring hang. Fix to compute software checksum for these packets.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| December 29, 2024 | Reserved | Reserved by Linux |
| April 16, 2025 | Published | Published (CNA: Linux) |
| September 14, 2026 | ENRICHED | ENRICHED — CVE-2025-22101 (Linux). Received CVSS 5.5 and CPE data from NVD. |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 3403960cdf86c967442dccc2bec981e0093f716e | — |
| Linux | Linux | — | 6.5 | 6.6.157 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-22101 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.