CVE-2026-98029 Linux Kernel eth: nfp - Out-of-Bounds Read/Write

Linux kernel eth: nfp contains a buffer overflow caused by nfp_net_get_fs_loc() dumping more entries than the caller's buffer size in flow steering rules, letting unprivileged users cause out-of-bounds memory access, exploit requires installed flow steering rules by admin.

CVSS base score 7.0 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.12% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Out-of-Bounds Read/Write
Impact
Denial Of Service, Information Disclosure
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
25 September 2026
Updated
15 October 2026

Vendor fix

Update to the latest Linux kernel version containing the fix that bounds ntuple rule dump by caller's buffer size.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs