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MEDIUM · 5.5

CVE-2022-3640

A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2cap_conn_del of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulatio...

Vulnerability Description

A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2cap_conn_del of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211944.

CVSS Score

5.5

MEDIUM

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW

Affected Products

VendorProductVersions
LinuxLinux Kernel>= 4.9.326, < 4.9.333
FedoraprojectFedora35
DebianDebian Linux10.0

Related Weaknesses (CWE)

CWE-119CWE-416

References

FAQ

What is CVE-2022-3640?

CVE-2022-3640 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A vulnerability, which was classified as critical, was found in Linux Kernel. Affected is the function l2cap_conn_del of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulatio...

How severe is CVE-2022-3640?

CVE-2022-3640 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-3640?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Fedoraproject Fedora, Debian Debian Linux.