CVE-2021-45941

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 v3 6.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:N/A:P

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=40957	Exploit Issue Tracking Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libbpf/OSV-2021-1576.yaml	Exploit Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=40957	Exploit Issue Tracking Third Party Advisory
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libbpf/OSV-2021-1576.yaml	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:libbpf_project:libbpf:0.6.0:::::::*
	cpe:2.3:a:libbpf_project:libbpf:0.6.1:::::::*

History

No history.

Information

Published : 2022-01-01 01:15

Updated : 2024-11-21 06:33

NVD link : CVE-2021-45941

Mitre link : CVE-2021-45941

CVE.ORG link : CVE-2021-45941

JSON object : View

Products Affected

libbpf_project

libbpf

CWE

CWE-787

Out-of-bounds Write

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