CVE-2026-9054
Invalid IP packets cause a kernel panic
Description
An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger a kernel panic.
INFO
Published Date :
May 22, 2026, 4:16 a.m.
Last Modified :
May 22, 2026, 4:16 a.m.
Remotely Exploit :
Yes !
Source :
1d66c9f9-fff2-411a-aa19-ca6312fa25e9
Affected Products
The following products are affected by CVE-2026-9054
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | CRITICAL | 1d66c9f9-fff2-411a-aa19-ca6312fa25e9 | ||||
| CVSS 4.0 | CRITICAL | 1d66c9f9-fff2-411a-aa19-ca6312fa25e9 |
Solution
- Validate TCP, IL, RUDP, and GRE packet header lengths.
- Ensure packets meet minimum header size requirements.
- Implement strict input validation on network protocols.
- Update network stack to handle malformed packets.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-9054.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-9054 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-9054
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-9054 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-9054 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by 1d66c9f9-fff2-411a-aa19-ca6312fa25e9
May. 22, 2026
Action Type Old Value New Value Added Description An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger a kernel panic. Added CVSS V4.0 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 Added Reference https://git.9front.org/plan9front/9front/70c97c334171c715df82774d1a47638abaca2db4/commit.html Added Reference https://git.9front.org/plan9front/9front/7838d68969549f938cc8e80c0c2b4218cb12805c/commit.html Added Reference https://git.9front.org/plan9front/9front/f86917b75e9562f90545b7e484dbdcd748236952/commit.html