CVE-2026-64020
nvme-pci: fix dma_vecs leak on p2p memory
HIGH
7.5
CVSS Score
Published: July 19, 2026 at 03:39 PM UTC
Updated: October 15, 2026 at 11:17 AM UTC
1 product affected across 1 vendorLinux Kernel
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Severity
HIGH7.5
Exploit prediction
EPSS 0.6%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Vendor states this is fixed in 24ea0de233d9ebb5ebd6f6018eaf2084af25e3dd (fixed)
Vendor states this is fixed in 85686c72966c5ee637893f124ddb31a1cace7bee (fixed)
Vendor states this is fixed in 6.17 (unaffected)
Vendor states this is fixed in 6.18.57 (unaffected)
Vendor states this is fixed in 7.0.11 (unaffected)
Vendor states this is fixed in 7.1 (unaffected)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
CVSS
7.5HIGHLinux
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-401
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