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Mend.io Vulnerability Database

CVE-2022-3640

Date: October 20, 2022

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.

Language: C

Severity Score

5.5

Related Resources (14)

Url: https://vuldb.com/?id.211944

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/

Url: https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/

Url: https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2022-3640

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/

Url: https://security-tracker.debian.org/tracker/CVE-2022-3640

Url: https://access.redhat.com/security/cve/CVE-2022-3640

Url: https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979

Url: https://www.mend.io/vulnerability-database/CVE-2022-3640

Severity Score

5.5

Weakness Type (CWE)

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-119

Use After Free

CWE-416

CVSS v3.1

Base Score:	5.5
Attack Vector (AV):	ADJACENT_NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	LOW

Mend.io Vulnerability Database

We found results for “”

CVE-2022-3640

Date: October 20, 2022

Language: C

Severity Score

Related Resources (14)

Severity Score

Weakness Type (CWE)

CVSS v3.1

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