Vulnerability details
CVE-2026-9054
9front 9front
Invalid IP packets cause a kernel panic
CVSS 4.0
9.2Critical
Official description
An attacker sending tcp, il, rudp, rudp, or gre packets with a length less than the header size would trigger a kernel panic.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.2Critical | 4.0 | CVEProject cvelistV5 (CNA) (9front) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:A/AU:Y/R:A |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| 9front | 9front | 863431cff8b47fa20625f4cbee3ea4e92367b152 ≤ v < 70c97c334171c715df82774d1a47638abaca2db4 | CVEProject cvelistV5 (CNA) |
References and advisories
3- https://git.9front.org/plan9front/9front/7838d68969549f938cc8e80c0c2b4218cb12805c/commit.html mitigation
- https://git.9front.org/plan9front/9front/f86917b75e9562f90545b7e484dbdcd748236952/commit.html mitigation
- https://git.9front.org/plan9front/9front/70c97c334171c715df82774d1a47638abaca2db4/commit.html mitigation
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Details
- Published
- 2026-05-22
- Last updated
- 2026-05-22
- State
- Published
- Assigner (CNA)
- 9front
Exploit prediction (EPSS)
0.29%
Probability of exploitation in 30 days
21.7%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- Yes
- Exploitation
- None
- Technical impact
- Partial
Weaknesses (CWE)
- CWE-130Improper Handling of Length Parameter Inconsistency