Vulnerability Details CVE-2021-3982
Linux distributions using CAP_SYS_NICE for gnome-shell may be exposed to a privilege escalation issue. An attacker, with low privilege permissions, may take advantage of the way CAP_SYS_NICE is currently implemented and eventually load code to increase its process scheduler priority leading to possible DoS of other services running in the same machine.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 27.3%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 2.1
References
Products affected by CVE-2021-3982
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cpe:2.3:a:gnome:gnome-shell:-