CVE-2022-49704 is a vulnerability in the Linux kernel's 9p filesystem implementation, specifically a fid reference count leak in the v9fs_vfs_get_link function. This flaw arises from an incorrectly timed protocol version check. It is rated Medium severity (CVSS 5.5), indicating a local attack vector with low complexity, requiring low privileges, and potentially leading to high availability impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.11, < 5.15.51CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
>= 5.16, < 5.18.8CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | ||
5.19CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.19:rc1:*:*:*:*:*:* | ||
5.19CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.19:rc2:*:*:*:*:*:* | ||
5.19CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:5.19: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
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.