CVE-2023-53019

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

27/03/2025

Last modified:

30/10/2025

Description

In the Linux kernel, the following vulnerability has been resolved: net: mdio: validate parameter addr in mdiobus_get_phy() The caller may pass any value as addr, what may result in an out-of-bounds access to array mdio_map. One existing case is stmmac_init_phy() that may pass -1 as addr. Therefore validate addr before using it.

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::::::::	4.5 (including)	4.14.305 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.15 (including)	4.19.272 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.4.231 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.166 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.91 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.9 (excluding)
cpe:2.3:o:linux:linux_kernel:6.2:rc1::::::
cpe:2.3:o:linux:linux_kernel:6.2:rc2::::::
cpe:2.3:o:linux:linux_kernel:6.2:rc3::::::
cpe:2.3:o:linux:linux_kernel:6.2:rc4::::::

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

CVE-2023-53019

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools