Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2024-42132

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
30/07/2024
Last modified:
11/12/2024

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> bluetooth/hci: disallow setting handle bigger than HCI_CONN_HANDLE_MAX<br /> <br /> Syzbot hit warning in hci_conn_del() caused by freeing handle that was<br /> not allocated using ida allocator.<br /> <br /> This is caused by handle bigger than HCI_CONN_HANDLE_MAX passed by<br /> hci_le_big_sync_established_evt(), which makes code think it&amp;#39;s unset<br /> connection.<br /> <br /> Add same check for handle upper bound as in hci_conn_set_handle() to<br /> prevent warning.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/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:N/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): High
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:*:*:*:*:*:*:*:* 6.5.12 (including) 6.6 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.6.2 (including) 6.6.39 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.7 (including) 6.9.9 (excluding)
cpe:2.3:o:linux:linux_kernel:6.10:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.10:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.10:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.10:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.10:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.10:rc6:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools