CVE-2020-27194: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 2% chance of exploitation in the next 30 days.

An issue was discovered in the Linux kernel before 5.8.15. scalar32_min_max_or in kernel/bpf/verifier.c mishandles bounds tracking during use of 64-bit values, aka CID-5b9fbeb75b6a.

Affected products

• Linux Linux Kernel: before 5.8.15 (fixed in 5.8.15)

Published 2020-10-16. Last modified 2026-06-17.