CVE-2022-49019 is a NULL pointer dereference vulnerability in the Linux kernel's nixge Ethernet driver, specifically affecting the nixge_hw_dma_bd_release() function. This flaw occurs if memory allocation for priv->rx_bd_v fails, leading to a system crash. Rated Medium (CVSS 5.5), it requires local access and low privileges to exploit, resulting in a high impact on availability (denial of service). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.17, < 5.4.226CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.5, < 5.10.158CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.11, < 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:*:*:*:*:*:* |
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.