CVE-2025-37796

Severity CVSS v4.0:

Pending analysis

Type:

CWE-416 Use After Free

Publication date:

01/05/2025

Last modified:

03/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: at76c50x: fix use after free access in at76_disconnect The memory pointed to by priv is freed at the end of at76_delete_device function (using ieee80211_free_hw). But the code then accesses the udev field of the freed object to put the USB device. This may also lead to a memory leak of the usb device. Fix this by using udev from interface.

Impact

Vector 3.x

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

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/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): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.80

Severity 3.x

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:linux:linux_kernel::::::::	3.17.1 (including)	5.4.293 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.237 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.181 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.135 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.88 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.12.25 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.13 (including)	6.14.4 (excluding)
cpe:2.3:o:linux:linux_kernel:3.17:-::::::
cpe:2.3:o:linux:linux_kernel:3.17:rc5::::::
cpe:2.3:o:linux:linux_kernel:3.17:rc6::::::
cpe:2.3:o:linux:linux_kernel:3.17:rc7::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.15:rc2::::::

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

CVE-2025-37796

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools