Vulnerability in Linux

CVE-2026-64018

In the Linux kernel, the following vulnerability has been resolved: net: mana: validate rx_req_idx to prevent out-of-bounds array access In mana_hwc_rx_event_handler(), rx_req_idx is derived from sge->address in DMA-coherent memory. In C…

EPSS: 0.002 (6.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

Affected products

  • Linux — versions ca9c54d2d6a5ab2430c4eda364c77125d62e5e0f, 5.13, 0

References

Frequently asked questions

What is CVE-2026-64018?
CVE-2026-64018 is a critical-severity vulnerability in Linux. CVSS score: 9.3/10. Published 2026-07-19.
How severe is CVE-2026-64018?
Critical severity. CVSS v3 base score is 9.3 out of 10.