A AegiFlow
MEDIUMCVSS 4.7

CVE-2021-33624

CVE-2021-33624 updated by NVD

Modified
2026-10-10
Sources
nvd

Summary

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.

References

Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.

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