CVE-2021-32843 is a denial-of-service vulnerability affecting HyperKit versions 0.20210107 and prior, specifically within the virtio.c component. A guest operating system can crash the host due to a missing null check in the vc_cfgread function. Rated as Medium severity (CVSS 5.5), this vulnerability has a local attack vector with low complexity, allowing a low-privileged attacker to achieve 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 |
|---|---|---|---|
<= 0.20210107CPE matchmatch criteria | cpe:2.3:a:mobyproject:hyperkit:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/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.