Tracker / CVE-2021-47486
CVE-2021-47486
High 7.5
In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix potential NULL dereference The bpf_jit_binary_free() function requires a non-NULL argument. When the RISC-V BPF JIT fails to converge in NR_JIT_ITERATIONS steps, jit_data->header will be NULL, which triggers a NULL dereference. Avoid this by checking the argument, prior calling the function.
Affected products and versions
| linux | linux_kernel |
|---|---|
| linux | linux_kernel · 5.11 → 5.14.16 |
| linux | linux_kernel · 5.7 → 5.10.77 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.