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CVE-2026-63922: Linux 2.6.19
CVE-2026-63922. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00714 (percentile 0.52684), scored 15-Oct-2026.
Affected technology
Linux · a831f5bbc89a9978795504be9e1ff412043f8f77 to before b3ac54e5c905f86d22b502eacb5686a282c5659f, a831f5bbc89a9978795504be9e1ff412043f8f77 to before f8aabed3ff3e986920cf02a2a2785e08e586b234, a831f5bbc89a9978795504be9e1ff412043f8f77 to before 1a11eb7431e3d2882f5bd5939c5a9bbc65ccf4d1, a831f5bbc89a9978795504be9e1ff412043f8f77 to before 12d957979e4a800167842f1b42be6a606d227ebe, a831f5bbc89a9978795504be9e1ff412043f8f77 to before ff375ed1cba81392346c5bfbf0bb7a13b2946f99, a831f5bbc89a9978795504be9e1ff412043f8f77 to before 751db1b802a067b7fff25880f4e9f9152a171538, a831f5bbc89a9978795504be9e1ff412043f8f77 to before 9b6dcc0a39fd71752937f0b6b3973e1416085dcf, a831f5bbc89a9978795504be9e1ff412043f8f77 to before f7b52afe3592eae66e160586b45a3f2242972c63
Linux
Linux · 2.6.19
Linux
Component: Not specified by the source
File: net/ipv6/exthdrs.c
Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 39.4 /100 (P4)
- CVSS 3.1
- 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00714 · percentile 0.52684 · 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-2026-63922.html