MidnightBSD

Advisories for libbpf_project

CVE-2021-45940 MEDIUM

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).

CVSS 3.x

Source Score Severity Vector Exploitability Impact
nvd@nist.gov 6.5 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H 2.8 3.6

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-787,

Products Affected

Vendor Product Version
libbpf_project libbpf 0.6.0
libbpf_project libbpf 0.6.1
CVE-2021-45941 MEDIUM

libbpf 0.6.0 and 0.6.1 has a heap-based buffer overflow (8 bytes) in __bpf_object__open (called from bpf_object__open_mem and bpf-object-fuzzer.c).

CVSS 3.x

Source Score Severity Vector Exploitability Impact
nvd@nist.gov 6.5 MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H 2.8 3.6

CVSS 2.0

Severity: MEDIUM

Problem Type: CWE-787,

Products Affected

Vendor Product Version
libbpf_project libbpf 0.6.0
libbpf_project libbpf 0.6.1
CVE-2025-29481

Buffer Overflow vulnerability in libbpf 1.5.0 allows a local attacker to execute arbitrary code via the bpf_object__init_prog` function of libbpf. This has been disputed by third parties who assert that "no one in their sane mind should be passing untrusted ELF files into libbpf while running under root."

CVSS 3.x

Source Score Severity Vector Exploitability Impact
134c704f-9b21-4f2e-91b3-4a467353bcc0 6.2 MEDIUM CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H 2.5 3.6

Products Affected

Vendor Product Version
libbpf_project libbpf 1.5.0