Out-of-bounds Read in Linux
CVE-2026-43197
In the Linux kernel, the following vulnerability has been resolved: netconsole: avoid OOB reads, msg is not nul-terminated msg passed to netconsole from the console subsystem is not guaranteed to be nul-terminated. Before recent commit 7…
Vulnerability class: Buffer Overflow
EPSS: 0.001 (16.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
Affected products
- Linux — versions c62c0a17f9b7398022f9eebe547878033264f81f, 6.6, 0
- Linux Linux_kernel — versions 7.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-43197?
- CVE-2026-43197 is a critical-severity vulnerability in Linux, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2026-05-06.
- How severe is CVE-2026-43197?
- Critical severity. CVSS v3 base score is 9.1 out of 10.