CVE-2022-45934

kernel: integer overflow in l2cap_config_req() in net/bluetooth/l2cap_core.c

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in the Linux kernel through 6.0.10. l2cap_config_req in net/bluetooth/l2cap_core.c has an integer wraparound via L2CAP_CONF_REQ packets.

Se descubrió un problema en el kernel de Linux hasta la versión 6.0.10. l2cap_config_req en net/bluetooth/l2cap_core.c tiene una envoltura de números enteros a través de paquetes L2CAP_CONF_REQ.

An integer overflow flaw was found in the Linux kernel’s L2CAP bluetooth functionality in how a user generates malicious L2CAP_CONF_REQ packets. This flaw allows a local or bluetooth connection user to crash the system.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-11-27 CVE Reserved
2022-11-27 CVE Published
2024-03-03 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-190: Integer Overflow or Wraparound

CAPEC

References (8)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html	Mailing List
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html	Mailing List
https://security.netapp.com/advisory/ntap-20230113-0008	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=ae4569813a6e931258db627cdfe50dfb4f917d5d	2023-11-07

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDAKCGDW6CQ6G3RZWYZJO454R3L5CTQB	2023-11-07
https://www.debian.org/security/2023/dsa-5324	2023-11-07
https://access.redhat.com/security/cve/CVE-2022-45934	2024-05-22
https://bugzilla.redhat.com/show_bug.cgi?id=2151959	2024-05-22

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Netapp Search vendor "Netapp"	H410c Firmware Search vendor "Netapp" for product "H410c Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H410c Search vendor "Netapp" for product "H410c"	-	-	Safe
Netapp Search vendor "Netapp"	H300s Firmware Search vendor "Netapp" for product "H300s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H300s Search vendor "Netapp" for product "H300s"	-	-	Safe
Netapp Search vendor "Netapp"	H500s Firmware Search vendor "Netapp" for product "H500s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H500s Search vendor "Netapp" for product "H500s"	-	-	Safe
Netapp Search vendor "Netapp"	H700s Firmware Search vendor "Netapp" for product "H700s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H700s Search vendor "Netapp" for product "H700s"	-	-	Safe
Netapp Search vendor "Netapp"	H410s Firmware Search vendor "Netapp" for product "H410s Firmware"	-	-	Affected	in	Netapp Search vendor "Netapp"	H410s Search vendor "Netapp" for product "H410s"	-	-	Safe
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 2.6.32 < 4.9.337 Search vendor "Linux" for product "Linux Kernel" and version " >= 2.6.32 < 4.9.337"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.10 < 4.14.303 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.10 < 4.14.303"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.15 < 4.19.270 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.15 < 4.19.270"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 4.20 < 5.4.229 Search vendor "Linux" for product "Linux Kernel" and version " >= 4.20 < 5.4.229"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.5 < 5.10.161 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.5 < 5.10.161"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.11 < 5.15.85 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.11 < 5.15.85"		-		Affected
Linux Search vendor "Linux"		Linux Kernel Search vendor "Linux" for product "Linux Kernel"				>= 5.16 < 6.0.15 Search vendor "Linux" for product "Linux Kernel" and version " >= 5.16 < 6.0.15"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				37 Search vendor "Fedoraproject" for product "Fedora" and version "37"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				11.0 Search vendor "Debian" for product "Debian Linux" and version "11.0"		-		Affected