Vulnerability in Linux
CVE-2026-31563
In the Linux kernel, the following vulnerability has been resolved: net: macb: Use dev_consume_skb_any() to free TX SKBs The napi_consume_skb() function is not intended to be called in an IRQ disabled context. However, after commit 6bc8a…
EPSS: 0.001 (22.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions 6.12.46, 6.18.21, 6.1.151
References
- git.kernel.org/stable/c/92e7081f0c79d9073087e54bab745bb184192c2e
- git.kernel.org/stable/c/78c8b090a3d5c1689dc989861b0163180db2b3f8
- git.kernel.org/stable/c/984350b37372f79f71d4f0a5264c640e40daf9ce
- git.kernel.org/stable/c/f4bc91398b579730284328322365afa77a9d568f
- git.kernel.org/stable/c/ca4d05afb4683d685bb2c6fccae4386c478f524a
- git.kernel.org/stable/c/647b8a2fe474474704110db6bd07f7a139e621eb
Frequently asked questions
- What is CVE-2026-31563?
- CVE-2026-31563 is a high-severity vulnerability in Linux. CVSS score: 7.5/10. Published 2026-04-24.
- How severe is CVE-2026-31563?
- High severity. CVSS v3 base score is 7.5 out of 10.