CVE-2021-45940

6.5 mediumEPSS 1.2%

Medium (6.5) in libbpf project libbpf. EPSS 1.2% chance of exploitation in the next 30 days.

libbpf 0.6.0 and 0.6.1 has a heap-based buffer overflow (4 bytes) in __bpf_object__open (called from bpf_object__open_mem and bpf-object-fuzzer.c).

Severity

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2022-01-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19