CVE-2022-48818 is a vulnerability in the Linux kernel's net: dsa: mv88e6xxx driver that can lead to a system panic during shutdown. This occurs because the mdiobus_free() function is incorrectly called via devm_mdiobus_free() when the MDIO bus was not previously unregistered, specifically when the DSA master is on a bus that calls ->remove from ->shutdown. The vulnerability is rated as Medium severity (CVSS 5.5), with a local attack vector and low attack complexity, potentially resulting in high availability impact (system crash). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.9, < 5.10.101CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.11, < 5.15.24CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.16, < 5.16.10CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
5.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.17:rc1:*:*:*:*:*:* | ||
5.17CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.17:rc2:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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