CVE-2021-47426: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: bpf, s390: Fix potential memory leak about jit_data Make sure to free jit_data through kfree() in the error path.

Affected products

• Linux Linux Kernel: from 5.4, before 5.4.153 (fixed in 5.4.153); from 5.5, before 5.10.73 (fixed in 5.10.73); from 5.11, before 5.14.12 (fixed in 5.14.12); version 5.15 only

Published 2024-05-21. Last modified 2026-06-17.