Vulnerability DatabaseCVE-2021-45941
Mend.io Vulnerability Database
The largest open source vulnerability database
What is a Vulnerability ID?
New vulnerability? Tell us about it!
CVE-2021-45941
Published:December 31, 2021
Updated:May 18, 2026
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).
Related Resources (5)
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-45941
https://access.redhat.com/security/cve/CVE-2021-45941
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=40957
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libbpf/OSV-2021-1576.yaml
https://security-tracker.debian.org/tracker/CVE-2021-45941
Do you need more information?
Contact Us
CVSS v4
Base Score:
7.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Out-of-bounds Write
CWE-787
EPSS
Base Score:
0.16