Use After Free vulnerability has been found in "io.c" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.
1:5.1.0-1ubuntu0.21:5.2.1-2ubuntu0.11:5.3.2-1ubuntu1.11:4.0.1+dfsg-2.1ubuntu2+esm21:4.1.3+dfsg-0.1ubuntu0.1~esm21:4.1.4+dfsg-1ubuntu0.1~esm21:5.0.1+dfsg-1ubuntu0.1+esm1Exploitability
AV:LAC:LAT:NPR:NUI:NVulnerable System
VC:NVI:NVA:LSubsequent System
SC:NSI:NSA:NCVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N