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CVE-2026-64554: Linux 5.3
CVE-2026-64554. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00255 (percentile 0.15914), scored 15-Oct-2026.
Affected technology
Linux · 764dd163ac922f8683b5bcd3007251ce7b26cd33 to before 8c10778ec674b67a07ea042fcba64270f3f38a5a, 764dd163ac922f8683b5bcd3007251ce7b26cd33 to before 2731efa6364e47934c96eb69e01ea131e8af8030, 764dd163ac922f8683b5bcd3007251ce7b26cd33 to before 00c06ef8c018493943891a7d0ca82b71b24f3180, 764dd163ac922f8683b5bcd3007251ce7b26cd33 to before c141f69d0a0fb16964dbc293650047e69bda8af7, 764dd163ac922f8683b5bcd3007251ce7b26cd33 to before f2e6596d10783557aeb9668da2a3b4d19deb2001, 764dd163ac922f8683b5bcd3007251ce7b26cd33 to before 1c4f67c89fd27c4df4c70b135c2c59627698b3c0, 764dd163ac922f8683b5bcd3007251ce7b26cd33 to before 4ac981a8b7ce7aec99a52d08f8a8953e8e120067, 764dd163ac922f8683b5bcd3007251ce7b26cd33 to before 86f3ce81dd2b4b0aa2c3016c989a943e4b1b643d
Linux
Linux · 5.3
Linux
Component: Not specified by the source
File: net/ipv6/netfilter.c
Attack conditions (Source advisory, CVSS 3.1): Adjacent network · No privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 35.3 /100 (P4)
- CVSS 3.1
- 8.8 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00255 · percentile 0.15914 · 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-2026-64554.html