{"id":"CVE-2026-64020","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-pci: fix dma_vecs leak on p2p memory\n\nWe don't unmap P2P memory, so we don't need to track it","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-pci: fix dma_vecs leak on p2p memory\n\nWe don't unmap P2P memory, so we don't need to track it. The dma_vec\nallocation was getting leaked on the completion.","severity":"high","cvss":7.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-401"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 6.17, < 7.0.11","linux_kernel = 7.1"],"patched":["linux_kernel 7.0.11"],"published":"2026-07-19","updated":"2026-10-13","sourceUpdated":"2026-10-13T14:55:38.020","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-64020","references":[{"url":"https://git.kernel.org/stable/c/24ea0de233d9ebb5ebd6f6018eaf2084af25e3dd","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/85686c72966c5ee637893f124ddb31a1cace7bee","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00488,"epssPercentile":0.40274,"ingestedAt":"2026-10-13T15:33:40.023Z","slug":"CVE-2026-64020","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnvme-pci: fix dma_vecs leak on p2p memory\n\nWe don't unmap P2P memory, so we don't need to track it. The dma_vec\nallocation was getting leaked on the completion.\n\n## Affected\n\n- `linux_kernel >= 6.17, < 7.0.11`\n- `linux_kernel = 7.1`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 7.0.11`","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":41.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}