CVE-2026-43028 Details
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.
A vulnerability in the Linux kernel's netfilter component allows for improper handling of names in the x_tables subsystem. This issue arises because names lacking a null terminator can be passed to functions that expect C-style strings, potentially leading to undefined behavior or exploitation. The vulnerability affects the stable versions of the Linux kernel.
Users can upgrade to the latest stable version of the Linux kernel, where this vulnerability has been addressed. Instructions for downloading the latest version can be found on the official Linux kernel website.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Oct 16, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| NVD-CWE-noinfo | Insufficient Information to Classify Weakness | [email protected] |
| CWE-170 | Improper Null Termination | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| linux linux kernel | >= 4.5, < 5.10.253 >= 5.11, < 5.15.203 >= 5.16, < 6.1.168 >= 6.2, < 6.6.134 >= 6.7, < 6.12.81 >= 6.13, < 6.18.22 >= 6.19, < 6.19.12 7.0 rc1 7.0 rc2 7.0 rc3 7.0 rc4 7.0 rc5 7.0 rc6 |
CPE
Remediation
| |
Change History
10 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Nov 10, 2026 | CVE Modified | siemens-SADP |
| Oct 19, 2026 | CVE Modified | CISA-ADP |
| Oct 16, 2026 | CVE Modified | CISA-ADP |
| Oct 15, 2026 | CVE Modified | kernel.org |
| Oct 15, 2026 | CVE Modified | siemens-SADP |
| Jul 14, 2026 | CVE Modified | siemens-SADP |
| Jun 17, 2026 | CVE Modified | kernel.org |
| May 8, 2026 | Initial Analysis | [email protected] |
| May 3, 2026 | CVE Modified | kernel.org |
| May 1, 2026 | New CVE Received | kernel.org |