CVE-2024-35966

Severity CVSS v4.0:

Pending analysis

Type:

CWE-125 Out-of-bounds Read

Publication date:

20/05/2024

Last modified:

12/05/2026

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Fix not validating setsockopt user input syzbot reported rfcomm_sock_setsockopt_old() is copying data without checking user input length. BUG: KASAN: slab-out-of-bounds in copy_from_sockptr_offset include/linux/sockptr.h:49 [inline] BUG: KASAN: slab-out-of-bounds in copy_from_sockptr include/linux/sockptr.h:55 [inline] BUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt_old net/bluetooth/rfcomm/sock.c:632 [inline] BUG: KASAN: slab-out-of-bounds in rfcomm_sock_setsockopt+0x893/0xa70 net/bluetooth/rfcomm/sock.c:673 Read of size 4 at addr ffff8880209a8bc3 by task syz-executor632/5064

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.10 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): High

Base Score 3.x

7.10

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	2.6.30 (including)	5.10.234 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.178 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.107 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.47 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.8.7 (excluding)
cpe:2.3:o:linux:linux_kernel:6.9:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.9:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.9:rc3::::::

To consult the complete list of CPE names with products and versions, see this page

CVE-2024-35966

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools