Vulnerability in Linux
CVE-2026-53110
In the Linux kernel, the following vulnerability has been resolved: s390/bpf: Zero-extend bpf prog return values and kfunc arguments s390x ABI requires callers to zero-extend unsigned arguments and sign-extend signed arguments, and calle…
EPSS: 0.001 (2.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions 528eb2cb87bc1353235a6384696b4849bde8b0ba, 6.3, 0
- Linux Linux_kernel
References
Frequently asked questions
- What is CVE-2026-53110?
- CVE-2026-53110 is a high-severity vulnerability in Linux. CVSS score: 7.8/10. Published 2026-06-24.
- How severe is CVE-2026-53110?
- High severity. CVSS v3 base score is 7.8 out of 10.