Vulnerability in Linux
CVE-2026-31570
In the Linux kernel, the following vulnerability has been resolved: can: gw: fix OOB heap access in cgw_csum_crc8_rel() cgw_csum_crc8_rel() correctly computes bounds-safe indices via calc_idx(): int from = calc_idx(crc8->from_idx, c…
EPSS: 0.000 (8.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions 456a8a646b2563438c16a9b27decf9aa717f1ebb, 5.4, 0
References
- git.kernel.org/stable/c/e7c99348b0612b2bc02d5ce6ff9873261cc7605f
- git.kernel.org/stable/c/999ca48d55a8a46da21519db7e834e5867200379
- git.kernel.org/stable/c/a025283d7f7404c739225e457fb99db2368bb544
- git.kernel.org/stable/c/54ecdf76a55e75c1f5085e440f8ab671a3283ef5
- git.kernel.org/stable/c/c4e8eaa75fa0b6bcbfa5356d6195c4ad0e05e57a
- git.kernel.org/stable/c/84f8b76d24273175a22713e83e90874e1880d801
- git.kernel.org/stable/c/66b689efd08227da2c5ca49b58b30a95d23c695a
- git.kernel.org/stable/c/b9c310d72783cc2f30d103eed83920a5a29c671a
Frequently asked questions
- What is CVE-2026-31570?
- CVE-2026-31570 is a high-severity vulnerability in Linux. CVSS score: 8.8/10. Published 2026-04-24.
- How severe is CVE-2026-31570?
- High severity. CVSS v3 base score is 8.8 out of 10.