CVE-2018-8822 is a critical vulnerability affecting the Linux kernel, specifically within the NCPFS file system driver. Incorrect buffer length handling in the ncp_read_kernel function allows malicious NCPFS servers to trigger a kernel crash or execute arbitrary code on affected systems, including various Canonical and Debian Linux distributions. With a CVSS score of 7.8 (HIGH), this vulnerability presents a significant risk, as it can lead to complete compromise of system confidentiality, integrity, and availability with low attack complexity and no user interaction required. While no public exploit code, Metasploit modules, or Nuclei templates are currently available, and there is no evidence of active exploitation, organizations should still prioritize patching due to the severe potential impact. Community discussion and media coverage for this CVE are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 2.6.12, < 3.2.102CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 3.3, < 3.16.57CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 3.17, < 3.18.103CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 3.19, < 4.1.52CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 4.2, < 4.4.125CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.