CVE-2026-43291 - Vulnerability Analysis
HighCVSS: 8.3Last Updated: May 11, 2026
Linux kernel net: nfc: nci - Parameter Validation
Published: May 8, 2026Updated: May 11, 2026
Overview
Linux kernel net: nfc: nci contains a parameter validation vulnerability caused by improper handling of variable length packet data, letting attackers cause communication failures or data corruption, exploit requires interaction with NFC chips.
Severity & Score
Severity: High
CVSS Score: 8.3
Impact
Attackers can cause communication failures or data corruption with NFC chips, potentially disrupting NFC functionality.
Mitigation
Update to the latest Linux kernel version containing the fix.
References
- https://git.kernel.org/stable/c/a24a8a582da4426b2042e510a1080df84083b51d
- https://git.kernel.org/stable/c/ad058a4317db7fdb3f09caa6ed536d24a62ce6a0
- https://git.kernel.org/stable/c/c692db813a7e3b7c3c17d6e9a3ad2a018bf1142b
- https://git.kernel.org/stable/c/f5218426f765eee22e178df9c126d974792fb6a5
- https://git.kernel.org/stable/c/3b91160e9a91b5a2662875417dc42dc5b0bf03ea
- https://git.kernel.org/stable/c/498fc5d0d650c77e87fcc73808d4f43240c21805
- https://git.kernel.org/stable/c/571dcbeb8e635182bb825ae758399831805693c2
Related Resources
Details
- CVE ID
- CVE-2026-43291
- Severity
- High
- CVSS Score
- 8.3
- Type
- undefined
- Status
- new
CVSS Metrics
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H