CVE-2022-3565: Linux Kernel Bluetooth l1oip_core.c del_timer use after free

Description

A vulnerability, which was classified as critical, has been found in Linux Kernel. Affected by this issue is the function del_timer of the file drivers/isdn/mISDN/l1oip_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-211088.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack vector

Local

Complexity

Low

Privileges

Low

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.4% · higher than 29% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

KE

Kernel · Linux

2.6.27 before 4.9.331; 4.10 before 4.14.296; 4.15 before 4.19.262; 4.20 before 5.4.220; 5.5 before 5.10.150; 5.11 before 5.15.75; +2 more · source: vendor, NVD

SS

SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · Siemens

before V1.1 · source: CISA