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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2022-3640 Detail

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.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 3.x Severity and Vector Strings:

NIST CVSS score
NIST: NVD
Base Score:  8.8 HIGH
Vector:  CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Nist CVSS score does not match with CNA score
CNA:  VulDB
Base Score:  5.5 MEDIUM
Vector:  CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979 Exploit  Mailing List  Patch  Vendor Advisory 
https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=42cf46dea905a80f6de218e837ba4d4cc33d6979 Exploit  Mailing List  Patch  Vendor Advisory 
https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html Mailing List  Third Party Advisory 
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html Mailing List  Third Party Advisory 
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DGOIRR72OAFE53XZRUDZDP7INGLIC3E3/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD7VWUT7YAU4CJ247IF44NGVOAODAJGC/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG2UPX3MQ7RKRJEUMGEH2TLPKZJCBU5C/
https://vuldb.com/?id.211944 Third Party Advisory 
https://vuldb.com/?id.211944 Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-416 Use After Free cwe source acceptance level NIST  
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer VulDB  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
4.9.326		Up to (excluding)
4.9.333
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
4.14.291		Up to (excluding)
4.14.299
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
4.19.255		Up to (excluding)
4.19.265
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
5.4.209		Up to (excluding)
5.4.224
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
5.10.135		Up to (excluding)
5.10.154
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
5.15.59		Up to (excluding)
5.15.79
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s) 		From (including)
5.18.16		Up to (excluding)
6.0.8

Configuration 2 ( hide )
 cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
   Show Matching CPE(s)

Configuration 3 ( hide )
 cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
   Show Matching CPE(s)

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

9 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2022-3640
NVD Published Date:
10/21/2022
NVD Last Modified:
11/21/2024
Source:
VulDB