CVE-2021-3982 is a privilege escalation vulnerability affecting gnome-shell in Linux distributions that utilize CAP_SYS_NICE. A low-privileged attacker could exploit this to increase their process scheduler priority, potentially leading to a denial of service for other services on the same machine. With a CVSS score of 5.5 (Medium), it requires local access and has a high impact on availability. There is currently no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:a:gnome:gnome-shell:-:*:*:*:*:*:*:* |
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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