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Vulnerability record · CVE-2026-43028 · published 1 May 2026

CVE-2026-43028: Linux kernel vulnerability

Linux · Linux Kernel

In the Linux kernel, the following vulnerability has been resolved: netfilter: x_tables: ensure names are nul-terminated Reject names that lack a \0 character before feeding them to functions that expect c-strings. Fixes tag is the most recent commit that needs this change.

7.1 CVSS 3.1 High EPSS 0.17% · top 93.9%
7.1CVSS 3.1 base score
0.17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
14 Jul 2026Last modified by NVD

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: x_tables: ensure names are nul-terminated Reject names that lack a \0 character before feeding them to functions that expect c-strings. Fixes tag is the most recent commit that needs this change.

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://git.kernel.org/stable/c/673bbd36cba21d10a10f0932f479df7468e26fbb Patch
https://git.kernel.org/stable/c/73124608172890306b85f2206d8b3cac20e324f1 Patch
https://git.kernel.org/stable/c/a958a4f90ddd7de0800b33ca9d7b886b7d40f74e Patch
https://git.kernel.org/stable/c/aa6cd4a8863391e0a64f62d8922cb0af732a2cf2 Patch
https://git.kernel.org/stable/c/bcac50ea0a29d430eedc5ac87b215393b567baa9 Patch
https://git.kernel.org/stable/c/c2d4a3abb15ca14716c6d8b9ffcbcd7c63626af4 Patch
https://git.kernel.org/stable/c/ea01c1b219f5a11c66918abaa6f052e5a74041d6 Patch
https://git.kernel.org/stable/c/f419bdc205894750f4d3ec042bc87a1b9cde1351 Patch
https://cert-portal.siemens.com/productcert/html/ssa-019113.html
https://cert-portal.siemens.com/productcert/html/ssa-082556.html

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Source: NIST National Vulnerability Database (record CVE-2026-43028), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.