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CVE-2026-64563: Linux 4.18
CVE-2026-64563. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00117 (percentile 0.01568), scored 15-Oct-2026.
Affected technology
Linux · 5d240a8936f6a1d3ece06701e8c4d830a2eca8a8 to before ba510b5e9fe396497d31162acb579f210adfe6c8, 5d240a8936f6a1d3ece06701e8c4d830a2eca8a8 to before a0406c40c6638c5ae50257db6297b2fba6c9ba16, 5d240a8936f6a1d3ece06701e8c4d830a2eca8a8 to before 0955b65c2b47c30b439e2cf1b1e375073aa0413a, 5d240a8936f6a1d3ece06701e8c4d830a2eca8a8 to before c39643ad99fea749be50615550e8f0e6d6e60694, 5d240a8936f6a1d3ece06701e8c4d830a2eca8a8 to before 042fda5c088015f18838e5c692659a7be60aeb26, 5d240a8936f6a1d3ece06701e8c4d830a2eca8a8 to before 3ff7c1dbf722cf3fa538672452ba182318e0fcc3, 5d240a8936f6a1d3ece06701e8c4d830a2eca8a8 to before 4169d9fb92f313ff8e7e83d733c1ecdcc93eebd3, 5d240a8936f6a1d3ece06701e8c4d830a2eca8a8 to before 8173f7e2ce67e6ca1d4763f3da14e5b01ce77456
Linux
Linux · 4.18
Linux
Component: Not specified by the source
File: lib/rhashtable.c
Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 31.2 /100 (P4)
- CVSS 3.1
- 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00117 · percentile 0.01568 · 2026-10-15
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-16 16:55:38.548135+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-64563.html