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THREAT OPS › Threat News › [NVD] CVE-2026-46273 (HIGH 8.6) — In the Linux kernel, the following vulnerability has been resolved: ibmveth: Disable GSO for packets with small MSS Some physical adapters on Power systems do not support segmentation offload when the MSS is less than 224 bytes. Attempting to send such packets causes the adapte

[NVD] CVE-2026-46273 (HIGH 8.6) — In the Linux kernel, the following vulnerability has been resolved: ibmveth: Disable GSO for packets with small MSS Some physical adapters on Power systems do not support segmentation offload when the MSS is less than 224 bytes. Attempting to send such packets causes the adapte

lownvdPublished 2026-06-03

CVE-2026-46273 CVSS: 8.6 HIGH Published: 2026-06-03T18:16:29.160

In the Linux kernel, the following vulnerability has been resolved:

ibmveth: Disable GSO for packets with small MSS

Some physical adapters on Power systems do not support segmentation offload when the MSS is less than 224 bytes. Attempting to send such packets causes the adapter to freeze, stopping all traffic until manually reset

Indicators of compromise

CVE-2026-46273cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-46273