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CVE-2026-64020

Last refreshed2026-10-13

Status: UPDATED  |  Advisory ID: CVE-2026-64020

Key Details

CVECVE-2026-64020
CVSS Score / Version
7.5 (High) / CVSS v3.1
Updated2026-10-13
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Prose
attack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is none; integrity impact is none; availability impact is high.
Affected products
Linux Kernel
Classified as
CWE-401 (Missing Release of Memory after Effective Lifetime)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
LinuxLinux Kernel
SubsystemsOT Supporting Infrastructure
SectorsAll Sectors

What to Know

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

nvme-pci: fix dma_vecs leak on p2p memory

We don't unmap P2P memory, so we don't need to track it. The dma_vec

allocation was getting leaked on the completion. (NVD)

What to Do

Monitor Linux's web page for any future patch releases.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-64020
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-64020

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