The demangler in GNU Libiberty allows remote attackers to cause a denial of service (infinite loop, stack overflow, and crash) via a cycle in the references of remembered mangled types.
7.7.1-0ubuntu5~14.04.320131116-1ubuntu0.21:3.10.1-1ubuntu3~14.52.16.1-101:3.4.6+dfsg2-4ubuntu17.11.1-0ubuntu1~16.52.1.0-12.1.0-1build120160215-1ubuntu0.21.3.5-11:3.11.0-1ubuntu4.2Exploitability
AV:NAC:LPR:NUI:NScope
S:UImpact
C:NI:NA:HCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H