CVE-2022-49016 is a memory leak vulnerability (CWE-401) in the Linux kernel's MDIO bus driver, specifically affecting the handling of device node references. This flaw can lead to an unbalanced reference count when registering or releasing PHY devices, potentially causing system instability or resource exhaustion. With a CVSS score of 5.5 (Medium), it requires local access and low privileges (AV:L/PR:L) to exploit, resulting in high availability impact (A:H) but no confidentiality or integrity compromise. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.14, < 5.15.82CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.16, < 6.0.12CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
6.1CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:* | ||
6.1CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:* | ||
6.1CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:* |
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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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.