linux: In the Linux kernel, the following vulnerability has been resolved: riscv, bpf: Fix potential NULL dereference The...
CVE-2021-47486 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-47486, released May 22, 2024. It is not reported as exploited. Patch Radar priority: High.
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 5.15.3-1 | DEBIAN-CVE-2021-47486 | May 22, 2024 |
| linux · Debian 13.5 (trixie) | 5.15.3-1 | DEBIAN-CVE-2021-47486 | May 22, 2024 |
| linux · Debian 14 | 5.15.3-1 | DEBIAN-CVE-2021-47486 | May 22, 2024 |
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