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P4Verified

CVE-2026-68284: Linux 4.20

CVE-2026-68284. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00135 (percentile 0.02611), scored 15-Oct-2026.

Affected technology

Linux · 604326b41a6fb9b4a78b6179335decee0365cd8c to before 0688e6fe599d2d39147ae9ece97944c6e1815ebf, 604326b41a6fb9b4a78b6179335decee0365cd8c to before b2bcbeabfd843d47468fa095b1bd08ddb90cf616, 604326b41a6fb9b4a78b6179335decee0365cd8c to before 54be47e7cbb936429c3bbdfc526ea943954aaf80, 604326b41a6fb9b4a78b6179335decee0365cd8c to before ee762f684eefa59de34d9ed93cab08336e834f47, 604326b41a6fb9b4a78b6179335decee0365cd8c to before cde4d6bcd9b73073c66498f6723c7b364c4dbc18, 604326b41a6fb9b4a78b6179335decee0365cd8c to before 786d690257ec7a0c839f8710456e444ce3f1348b, 604326b41a6fb9b4a78b6179335decee0365cd8c to before 752b1159ed5d0c48fe169a3721b96660a9822aa1, 604326b41a6fb9b4a78b6179335decee0365cd8c to before 2d66a033864e27ab8d5e44cb36f31d9d2413bee4
Linux

Linux · 4.20
Linux

Component: Not specified by the source
File: net/ipv4/tcp_bpf.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.

Published

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
0.00135 · percentile 0.02611 · 2026-10-15
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-68284.html