PT-2026-42721 · 9Front · 9Front

Published 2026-05-22 · Updated 2026-05-22 · CVE-2026-9054

Positive Technologies (AI Summary)

CVSS v4.0

9.2

Critical

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:A/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:X/RE:X/U:X

Name of the Vulnerable Software and Affected Versions The product name cannot be determined (affected versions not specified)

Description An attacker can trigger a kernel panic by sending TCP, IL, RUDP, or GRE packets with a length smaller than the header size. A kernel panic is a safety measure taken by an operating system's kernel upon detecting a fatal error from which it cannot safely recover.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-130

Related Identifiers

CVE-2026-9054

Affected Products

9Front

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-9054 · Security Note
• https://git.9front.org/plan9front/9front/7838d68969549f938cc8e80c0c2b4218cb12805c/commit.html · Note
• https://twitter.com/CVEnew/status/2057783182322233444 · Twitter Post
• https://git.9front.org/plan9front/9front/f86917b75e9562f90545b7e484dbdcd748236952/commit.html · Note
• https://git.9front.org/plan9front/9front/70c97c334171c715df82774d1a47638abaca2db4/commit.html · Note