Find real vulnerabilities before they ship
In kernel/bpf/verifier.c in the Linux kernel before 5.12.13, a branch can be mispredicted (e.g., because of type confusion) and consequently an unprivileged BPF program can read arbitrary memory locations via a side-channel attack, aka CID-9183671af6db.
Base Score
4.7
| Base Score | 4.7 |
|---|---|
| Vector String | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
| Base Severity | Medium |
| Version | 3.1 |
| Attack Vector (AV) | LOCAL |
