A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.
Exploitability
AV:LAC:LPR:NUI:RScope
S:UImpact
C:NI:NA:L3.3/CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:LResource Management